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|a 9509097160
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|a AR-SrUBC
|b spa
|e rcaa2
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|a ag
|c AR
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| 080 |
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|a 502:575.82
|2 3a Abr ES
|
| 100 |
1 |
|
|a Ehrlich, Paul R.
|9 15258
|
| 245 |
1 |
0 |
|a Extinción :
|b causas y consecuencias de la desaparición de las especies /
|c Paul y Anne Ehrlich.
|
| 260 |
|
|
|a Buenos Aires :
|b Fraterna,
|c c1984.
|
| 300 |
|
|
|a 404 p. ;
|c 23 cm.
|
| 336 |
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|a texto
|2 rdacontent
|
| 337 |
|
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|a sin mediación
|2 rdamedia
|
| 338 |
|
|
|a volumen
|2 rdacarrier
|
| 500 |
|
|
|a Apéndice: p.391.
|
| 534 |
|
|
|t Extinction / César Aira
|
| 650 |
|
7 |
|a PROTECCION DEL MEDIO AMBIENTE
|2 lemb2
|9 9237
|
| 650 |
|
7 |
|a ORIGEN DE LAS ESPECIES
|2 lemb2
|9 2646
|
| 650 |
|
7 |
|a EVOLUCION;
|2 lemb2
|9 2647
|
| 700 |
1 |
|
|a Ehrlich, Anne H.
|9 15259
|
| 942 |
|
|
|2 cdu
|b 1994-02-15
|c BK
|d 006799
|h 502
|i EHRe
|z VC
|6 502_EHRE
|
| 999 |
|
|
|c 6731
|d 6731
|