00276nam a2200109Ia 4500008004100000082001500041100001600056245002700072250001900099260003600118300001200154190710s9999    xx            000 0 und d  a370.15 M42  aMathur, S S 0aEducational psychology  a10th rev. enl.  aAgrabVinod Pustak Mandirc1983  avi, 715