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| LEADER |
00630cas a22002052u 4500 |
| 001 |
REVISCR-000611 |
| 003 |
AR-CrUNPB |
| 007 |
ta |
| 008 |
180517b ||p|r||||||0| 0spa d |
| 022 |
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|a 0242-1283
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| 040 |
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|a AR-CrUNPB
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| 084 |
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|a Y803002
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| 245 |
1 |
0 |
|a Commutation transmission
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| 260 |
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|a Paris, FR :
|b Administration des Postes et Telecommunications,
|c 1981-
|
| 310 |
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|a Trimestral
|
| 866 |
|
0 |
|a 1981/90 3; 4(1-3); 5(2); 6-9; 10(1,2); 11(1,3,4); 12(1,2)
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| 590 |
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|a Registros migrados a formato MARC. Clasificación Anterior: 928B
|
| 650 |
|
7 |
|a TELECOMUNICACIONES
|2 Unescot
|9 5980
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| 942 |
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|c CR
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| 999 |
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|c 100405
|d 100404
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