00427nam a2200157 a 4500 spa 335.4 A74m17 Ash, William Marxismo y moral México, D.F Era 1969 154 p MARXISMO MORAL BK 6182 6182 0 0 0 0 GRAL CINEP CINEP 1974-10-30 América Latina 95.00 0 335.4 A74m17 010535 2019-03-22 00:00:00 2009-08-11 BK