00306nam a2200109Ia 4500008004100000040002500041082001500066100002200081245004300103260004200146300000800188230627s9999    xx            000 0 und d  aNORSU-SiacNORSU-Sia  a370.15 T69  aTravers,  John F. 0aFundamentals of educational psychology  bInternational Textbook Company c1970  a536