| 000 | 00737cam a2200193 4500 | ||
|---|---|---|---|
| 008 | 070125s1992 mx a 000 0 spa u | ||
| 020 | _a968838111x | ||
| 035 | _aa458685 | ||
| 111 | 1 |
_aConference on Environment and Development Summary _d(1992, Jul) |
|
| 245 | 0 | 0 |
_aNational Report on environment _d(1989-1991) : _bFor the United Nations Conference on Environment and Development SUMMARY / _cSecretary of social Development. |
| 250 | _a1a ed. | ||
| 260 |
_aMéxico : _bSecretary of social Development, _c1992 |
||
| 300 |
_a32 p.: _bils.; _c21 cm. |
||
| 504 | _aIncluye índice | ||
| 650 | 4 |
_aEcología _xCongresos, Conferencias etc. |
|
| 710 | 2 | _aSecretary of social Development | |
| 942 |
_2lcc _cLIB |
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| 999 |
_c90542 _d90542 |
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