00293pab a2200121 454500008004000000100002100040245004400061260000900105300001100114362001000125650002100135773001500156180718b2006 xxu||||| |||| 00| 0 eng d aRoy Burman, B.K. aHow much reservation in favour of OBCs? c2006 ap.3-4. a3 Jun aBackward classes aMainstream