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armpun |
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|a 574
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| 100 |
1 |
0 |
|a Hedstrom, Ingemar
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| 245 |
1 |
0 |
|a Ecología y desarrollo /
|c Ingemar Hedstrom, J.F. Gómez Espinosa
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| 260 |
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|a Buenos Aires :
|b Espacio,
|c impr.de 1992
|
| 300 |
|
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|a 187 p.
|
| 650 |
|
7 |
|a conservacion de los recursos naturales
|2 LEMB
|
| 650 |
|
7 |
|a ecologia
|2 LEMB
|
| 700 |
1 |
0 |
|a Gómez Espinosa, J.F.
|
| 942 |
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|c LB
|2 cdu
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| 945 |
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|a Lryt
|d 2010-08-19
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|c 12262
|d 204653
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