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130901s2005 mx ||||g| | 00| ||spa d |
| 035 |
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|a 045938
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| 040 |
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|a Sistema de Bibliotecas de la Universidad de Panamá
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| 041 |
1 |
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|a spa
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| 082 |
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|a 301.3 - W21
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| 100 |
2 |
1 |
|a Ward, Bárbara
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1 |
0 |
|a Una sola tierra. El cuidado y conservación de un pequeño planeta
|c / Bárbara Ward
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| 260 |
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|a México
|b : Fondo de Cultura Económica
|c , 1972.
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| 300 |
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|a 278
|b : ilus.
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| 650 |
2 |
4 |
|a HOMBRE-INFLUENCIA DEL MEDIO
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| 942 |
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|c BK
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| 999 |
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|c 13375
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|9 21984
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|p 00006595
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