00642nam a2200193 a 450000500170000002000150001708200190003210000170005124501040006826000250017230000180019749000620021569000410027770000180031896400190033699700120035599900170036795200640038420251203092028.0  a8170223393  a307.1,bD, agr  aAgrawal, SP.  aEducational and social uplift of backward classes at what cast and how: Mandal commission and after  aDelhibConceptc1991  a288p.c22 cm.  aConcepts in communication informatics & librarianshipd26  aSocial uplift-Backward classes-India  aAggarwal, JC.  bENGcdefg_  a67459 C  c61392d61392  00104070aPUbPUd1998-09-14l0o307.1, D, agrp67459yBK