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00683nam a2200217 4500 |
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arbauncb |
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150325s1987 xxk g 000 0 eng d |
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20171017110338.0 |
| 040 |
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|a AR-BaUNCB
|c AR-BaUNCB
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| 245 |
1 |
0 |
|a Desertification: financial support for the biosphere. /
|c Yusuf J. Ahmad and Mohamed Kassas.
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| 260 |
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|a London :
|b Hodder and Stoughton,
|c 1987.
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| 300 |
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|a 187 p. :
|b graph. ;
|c 23 cm
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| 020 |
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|a 0340410442
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| 100 |
1 |
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|a Ahmad, Yusuf J
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| 700 |
1 |
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|a Kassas, Mohamed
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| 082 |
0 |
4 |
|a 333.7316
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| 650 |
|
7 |
|a Política de la planificación ambiental
|2 unescot
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| 650 |
|
7 |
|a Recursos naturales
|2 mpirdes
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| 650 |
|
7 |
|a Desertificación
|2 mpirdes
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| 999 |
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|c 942
|d 942
|