000 00326nam a2200133 a 4500
005 20210219154501.0
008 030619s2000 mx r 000 0 spa d
035 _aUPN01000126214
049 _aSEP
050 4 _aH31
_bC4 no.77
100 1 _aTavera Alfaro, Xavier
245 1 0 _aJuan José Martínez de Lajarza
905 _aLibro
999 _c98393
_d98393