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| 005 | 20240911064310.0 | ||
| 008 | 991125s1991 mx 000 0 spa u | ||
| 020 | _a9684271808 | ||
| 035 | _aUPN01000007766 | ||
| 049 | _aCG | ||
| 050 | 4 |
_aQ127 _bS3.2 |
|
| 100 | 1 | _aSchoijet, Mauricio | |
| 245 | 1 | 3 |
_aLa ciencia mexicana en la crisis / _cMauricio Schoijet. |
| 260 |
_aMéxico : _bNuestro Tiempo, _c1991. |
||
| 300 | _a171 p. | ||
| 650 | 2 |
_aCiencia _xHistoria _zMéxico _910118 |
|
| 650 | 2 |
_aCiencia _zMéxico _98626 |
|
| 905 | _aLibro | ||
| 999 |
_c7766 _d7766 |
||