000 00318nam a2200109Ia 4500
008 220117s9999||||xx |||||||||||||| ||und||
040 _cIAB
082 _a155.401 AUS
100 _aAusubel,David P, Sullivan,Edmund V.Ives,S.William
245 0 _aTheory And Problems Of Child Development
260 _bGrune & Stratton
_c1980
999 _c31634
_d31634