00651nam a22002417a 4500003000400000005001700004007000300021008004100024020001800065040003500083041002800118082001800146100003000164245005800194260004400252300002000296650001700316650001400333650002200347650001500369650001000384650001500394OSt20230705014559.0ta230705b        |||||||| |||| 00| 0 sp  d  a968-427-016-0  aCUNOROCbspacCUNOROCdCUNOROC  aspadspaespagspahspa  aCG  146  G55410aGlezerman, GrygoryeAutor10aLas leyes del desarrollo social./cGrygory Glezerman.  aMéxico:bNuestro Tiempo, S.A.cc1978.  a269 p.:c22 cm.  aMaterialismo  aComunismo  aDesarrollo social  aSocialismo  aLeyes  aDesarrollo