00400nam a2200145Ia 4500008004100000082001700041100002000058245003500078260005600113300000800169650001400177650002000191653002700211700001600238170901s1956    xx            000 0 und d  a370.15bC75H  aCrow, Lester D. 0aHuman Development and Learning  aNew DelhibEurasia Publishing House Pvt. Ltd.c1956  a578  aEducation  aSocial sciences  aEducational psychology  aCrow, Alice