000 00296nam a2200109 i 4500
008 010101s1988 sp g spa
100 _aSINGER,PETER
245 0 _aETICA PRACTICA
_c/ SINGER,PETER
260 _aBARCELONA
_b:ARIEL
_c,1988
650 _aETICA FILOSOFIA
997 _dFalta ISBN
_e1