00474nam a2200193Ia 450000500170000000800410001704100140005808200230007210000170009524500310011225000110014326000350015430000120018949000240020165000140022565000150023994200090025499900170026320260814103315.0260803t1981 xx 000 0 und d afotocopia aBIB/05.01.01/03203 aPiaget, Jean 0aPsicología y pedagogía a8a. ed aBarcelona : bEd. Ariel,c1981 a208 pb aAriel quincenal, 26 aPEDAGOGIA aPSICOLOGIA tMJCh c16172d16172