00310nam a2200121Ia 450000500170000000800410001704100080005808200160006610000160008224500410009826000400013930000090017920260720174805.0260720s2011    xx            000 0 und d  aeng  a370.25 KOCS  aS.K Kochhar  aSchool administration and management  aNewdelhibSterling Publishersc2011  a461p