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| LEADER |
00661nam a2200217a 44500 |
| 001 |
UBP03184 |
| 003 |
AR-CdUBP |
| 005 |
20220310152127.0 |
| 008 |
151212s1993#######|||||||||||||||||eng|d |
| 040 |
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|a AR-CdUBP
|b spa
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| 041 |
|
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|a eng
|
| 110 |
|
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|a International Telecommunication Union
|
| 245 |
1 |
0 |
|a Telecommunications visions of the future :
|b a perspective of the world telecommunications advisory council(WTAC) /
|c International Telecommunication Union
|
| 260 |
|
|
|a Geneva :
|b UTI,
|c 1993
|
| 300 |
|
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|a 35 p. ;
|c 20 cm.
|
| 650 |
|
4 |
|a TELECOMUNICACIONES
|
| 931 |
|
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|a 03184
|b UBP
|
| 942 |
|
|
|2 cdu
|c BK
|
| 945 |
|
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|a SMM
|
| 984 |
|
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|a 621.39
|b In8
|
| 999 |
|
|
|c 18753
|d 18753
|