000 00258nam a2200133Ia 4500
100 _aKhanna/ O.P.
942 _cBK
654 _awork
245 _aWork Study
260 _bDhanpat Rai
_aNONE
_c1988
082 _a658.5
300 _a200
546 _aENGLISH
999 _c20402
_d20402