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| LEADER |
00853nam a2200325 i 4500 |
| 007 |
ta |
| 040 |
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|a Universidad Nacional Agraria
|b spa
|
| 907 |
|
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|a P10
|
| 911 |
|
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|a M
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| 978 |
|
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|a rsm
|
| 979 |
|
|
|a 25-05-2007
|
| 991 |
|
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|a DOC
|
| 991 |
|
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|a RMY
|
| 035 |
|
|
|a 025262
|
| 041 |
|
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|a spa
|
| 092 |
|
|
|a N P10 E55
|
| 110 |
1 |
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|a Empresa Nicaraguense de Acueductos y Alcantarillados, Managua (Nicaragua)
|
| 245 |
1 |
4 |
|a Las aguas subterraneas
|
| 260 |
|
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|a Managua (Nicaragua) :
|b ,
|c 2004
|
| 264 |
|
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|a Managua (Nicaragua) :
|b ,
|c 2004
|
| 300 |
|
|
|a 18 p.
|
| 500 |
|
|
|a Ilus.
|
| 650 |
|
7 |
|a AGUAS SUBTERRANEAS
|
| 650 |
|
7 |
|a CONTAMINACION
|
| 650 |
|
7 |
|a POLUCION DEL AGUA
|
| 650 |
|
7 |
|a SALUD PUBLICA
|
| 650 |
|
7 |
|a NICARAGUA
|
| 942 |
|
|
|c BK
|2 agris
|
| 952 |
|
|
|a 01
|b 01
|8 CG
|c CG
|y BK
|p D0316/07c01
|o N P10 E55
|
| 952 |
|
|
|a 01
|b 01
|8 CG
|c CG
|y BK
|p D0317/07c02
|o N P10 E55
|