00441nam a2200181Ia 4500003000400000005001700004008004100021020001900062040000700081041000800088082001600096100001900112245003300131260004800164300000800212650001900220700002000239OSt20251015100013.0250729s2006    xx            000 0 und d  a978-8171412815  cAL  aeng  a370.78 RAOA  aRao Digumurthi  aAchivement in social studies  aNew DelhibDiscovery Publishing Housec2006  a89p  aSocial Studies  aVijaya Kandru B