1.
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[Spanish version] [electronic resource] :
Ginebra : UIT, 1977, PDF 2014.
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2.
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[Spanish version] [print edition] :
Ginebra : UIT, 1977.
Multiple copies available |
|
3.
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[French version] [electronic resource] :
Genève : UIT, 1977, PDF 2014.
|
4.
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[French version] [print edition] :
Genève : UIT, 1977.
Multiple copies available |
|
5.
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Brussels : European Broadcasting Union technical center, 1977
Library Reading Room 621.39.B6430 E16(3222FE) |
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6.
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Geneva : International Telecommunication Union, 1977, PDF 2013.
|
7.
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8.
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[English version] [electronic resource] :
Geneva : ITU, 1976, PDF 2014.
|
9.
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[Spanish version] [electronic resource] /
Ginebra: UIT, 1977, PDF 2014.
|
10.
|
[Spanish version] [print edition] /
Ginebra : UIT, 1977.
Multiple copies available |
|
11.
|
[French version] [electronic resource] /
Genève: UIT, 1977, PDF 2014.
|
12.
|
[French version] [print edition] /
Genève : UIT, 1977.
Multiple copies available |
|
13.
|
[English version] [electronic resource] /
Geneva: ITU, 1977, PDF 2014.
|
14.
|
[English version] [print edition] /
Geneva : ITU, 1977.
Multiple copies available |
|
15.
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[Chinese version] [electronic resource] :
Geneva : ITU, 1977, PDF 2014.
|
16.
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[English version] [electronic resource] :
Geneva : ITU, 1977, PDF 2014.
|
17.
|
[s.l.] : [s.n.], 1977.
Multiple copies available |
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18.
|
[Chinese version] [print edition] :
Geneva : ITU, 1977.
Multiple copies available |
|
19.
|
[English version] [print edition] :
Geneva : ITU, 1977.
Multiple copies available |
|
20.
|
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21.
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Geneva : International Telecommunication Union, 1977, PDF 2013.
|
22.
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23.
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24.
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Geneva : International Telecommunication Union, 1977, PDF 2013.
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