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21
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22
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23
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24Publicerad 1986Ämnen “...Telecommunication policy Congresses....”
Bok -
25
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26
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27Publicerad 2011ÄmnenBok
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28Publicerad 1996Ämnen “...Telecommunication policy....”
Bok -
29
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30Publicerad 2006Ämnen “...Telecommunication policy....”
Bok -
31Publicerad 1989Ämnen “...Telecommunication policy United States States....”
Bok -
32
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33av Ungerer, Herbert, 1944-Ämnen “...Telecommunication policy European Economic Community countries....”
Publicerad 1988
Bok -
34
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35
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36Publicerad 1999ÄmnenKonferenspublikation Bok
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37
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38
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39Publicerad 1996Ämnen “...Telecommunication policy United States....”
Bok -
40