| 000 | 00454nam a2200169 a 4500 | ||
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| 005 | 20221126063811.0 | ||
| 008 | 991125s1989 mx 000 0 spa u | ||
| 035 | _aUPN01000016878 | ||
| 049 | _aSEP | ||
| 050 | 4 | _aQH541.2 E26 | |
| 245 | 0 | 0 |
_aEcología y educación ambiental : _bpaquete didáctico |
| 260 |
_aMéxico : _bSEDUE$bSEP, _c1989 |
||
| 300 |
_a101 p. : _bil. |
||
| 650 | 4 |
_aEducación ambiental _94338 |
|
| 904 |
_aAC _b016879 |
||
| 905 | _aLibro | ||
| 999 |
_c16878 _d16878 |
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