00330nam a2200133Ia 450000500170000000800410001704100080005808200160006610000150008224500400009726000350013730000090017265000150018120250729165729.0250729s2010    xx            000 0 und d  aeng  a370.15 MANE  aS K Mangal  aEssential of Educational Psychology  aNewdelhibP H I Learningc2010  a726p  aPsychology