00314nam a2200121Ia 450000500170000000800410001704100080005808200130006610000180007924500480009726000380014530000090018320260720174532.0260720s2005    xx            000 0 und d  aeng  a370 AGGD  aAggarwal, J C  aDevelopment and planing of modern education  aNew DelhibVikas Publishingc2005  a383p