00371nam a2200121Ia 4500008004100000020001800041040003800059100003000097245004700127250000800174260004600182653002100228211230s9999    xx            000 0 und d  a0-15-575805-5  cJayakar Knowledge Resource Centre  aLavatelli, Celia Stendler 0aReadings in child behavior and development  a3rd  bHarcourt Brace JovanovichaNew Yorkc1972  aChild psychology