00303nam a2200121Ia 450000500170000000800410001704100080005808200160006610000240008224500280010626000380013430000090017220260720174536.0260720s2006    xx            000 0 und d  aeng  a370.15 SINP  aSingh, Yogish Kumar  aPsychology in education  aNew DelhibA P H Publishingc2006  a227p