1.
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Ginebra : Unión Internacional de Telecomunicaciones, 1990.
Multiple copies available |
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2.
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[Spanish version] [electronic resource] :
Ginebra : Unión Internacional de Telecomunicaciones, 1990, PDF 2009.
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3.
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[Spanish version] [print edition] :
Ginebra : Unión Internacional de Telecomunicaciones, 1990.
Multiple copies available |
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4.
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[French version] [electronic resource] :
Genève : Union internationale de télécommunications, 1990, PDF 2009.
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5.
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[French version] [print edition] :
Genève : UIT, 1990.
Multiple copies available |
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6.
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7.
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[Spanish version] [electronic resource] /
Ginebra : Unión Internacional de Telecomunicaciones, 1989, PDF 2011.
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8.
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[Spanish version] [print edition] /
Ginebra : UIT, 1989.
Multiple copies available |
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9.
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[French version] [electronic resource] /
Genève : UIT, 1989, PDF 2011.
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10.
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[French version] [print edition] /
Genève : UIT, 1989.
Multiple copies available |
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11.
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[English version] [electronic resource] /
Geneva : International Telecommunication Union, 1989, PDF 2011.
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12.
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[English version] [print edition] /
Geneva : International Telecommunication Union, 1989.
Multiple copies available |
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13.
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[Chinese version] [electronic resource] :
Geneva : International Telecommunication Union, 1990, PDF 2009.
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14.
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[Russian version] [electronic resource] :
Geneva : International Telecommunication Union, 1991, PDF 2009.
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15.
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[Arabic version] [electronic resource] :
Geneva : International Telecommunication Union, 1990, PDF 2009.
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16.
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[English version] [electronic resource] :
Geneva : International Telecommunication Union, 1990, PDF 2009.
|
17.
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[Russian version] [print edition] :
Geneva : International Telecommunication Union, 1991.
Multiple copies available |
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18.
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[Chinese version] [print edition] :
Geneva : International Telecommunication Union, 1990.
Multiple copies available |
|
19.
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[Arabic version] [print edition] :
Geneva : International Telecommunication Union, 1990.
Multiple copies available |
|
20.
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[English version] [print edition] :
Geneva : International Telecommunication Union, 1990.
Multiple copies available |
|
21.
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Geneva : International Telecommunication Union, c1989, PDF 2011
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22.
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23.
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Geneva : International Telecommunication Union, c1989, PDF 2011
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24.
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Geneva : International Telecommunication Union, 1990.
Multiple copies available |
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25.
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26.
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Geneva : International Telecommunication Union, c1989, PDF 2011
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27.
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Geneva : International Telecommunication Union, c1989, PDF 2011
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28.
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Geneva : International Telecommunication Union, c1989, PDF 2011
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29.
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Genève : Union internationale des télécommunications, 1990.
Multiple copies available |
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30.
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London: International Institute of Communications, 1989.
Library Reading Room 654(061.3) R332 |
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31.
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32.
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Londres: International Institute of Communications, 1989.
Library Reading Room 654(061.3) R332 |
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33.
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Geneva : International Telecommunication Union, c1989, PDF 2011
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34.
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