00825nam a2200217Ia 4500 90623 BIBL 20191121092345.0 720301s1974 ag a b 001 0 spa d Gilbert, Roger. 102582 Local Cómo ensenar al nino la matemática moderna Roger Gilbert versión castellana de Eugenia Fisher. Argentina Editorial Paidós 1974. 157 p. illus. Includes index. Translation of: L'efant et la mathématique moderne; etude de comportements psychologiques en classes entantines. Bibliography: [155]-157. Mathematics 132758 Local Child psychology 72584 Local Educational psychology Local 294314 Collection Psychologie et éducation no 18 73842 73842 0 0 0 372_700000000000000_G465E_E 0 evl 372886 10 10 1 2016-05-27 142903 0 372.7 G465e E 80000000708175 2017-02-28 00:00:00 r:90623 z:NCC:D 6