00375nam a2200133Ia 4500008004100000082001700041100001600058245005200074260004600126300000800172650001400180650002000194653002700214170901s1985    xx            000 0 und d  a370.15bD11P  aDahma, O.P. 0aPrasar Karyakartaon k Liye Shaikshik Manovigyan  aChandigarhbHaryana Sahitya Academyc1985  a168  aEducation  aSocial sciences  aEducational psychology