00321nam a2200109Ia 4500008004100000040003800041100001300079245004200092260004200134300002000176653001500196211215s9999    xx            000 0 und d  cJayakar Knowledge Resource Centre  aSimon, J 0aEducational psychology in the u.s.s.r  bRoutldge and kegan PaulaLondonc1963  axi, 11 p. + 283  aPsychology