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00725cam a22002532u 4500 |
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LIBRI-022052 |
| 003 |
AR-CrUNPB |
| 007 |
ta |
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170901s1971 mx r 000 0 spa d |
| 040 |
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|a AR-CrUNPB
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| 082 |
0 |
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|a 614.7/S.18-1
|2 20
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| 100 |
1 |
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|a Sheehan Hughes, Kathryne
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| 245 |
1 |
0 |
|a Eliminacion de desperdicios /
|c Kathryne Sheehan Hughes
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| 255 |
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|a .7
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| 260 |
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|a México, D.F. :
|b Centro Regional de Ayuda Tecnica,
|c 1971
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| 300 |
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|a 10 p
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| 490 |
0 |
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|a Serie Saneamiento ;
|v 6
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| 590 |
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|a Registros migrados a formato MARC
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| 650 |
|
7 |
|a SANEAMIENTO
|2 Unescot
|9 5656
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| 650 |
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7 |
|a AGUAS RESIDUALES
|2 Unescot
|9 1336
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| 650 |
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7 |
|a DESPERDICIOS
|2 Unescot
|9 2620
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| 942 |
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|c BK
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| 910 |
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|a lg070307
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| 999 |
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|c 73425
|d 73425
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