000 00315nam a22001337a 4500
003 OSt
020 _a978-93-84175-29-0
082 _a030
_bSAC-Q7
100 _aSachdeva, S.K
245 _aYear book 2017
260 _aNew Delhi
_bCompetition Review Pvt. Ltd.
_c2017
300 _a836
_bPaper Binding
942 _2ddc
_cBK
999 _c13635
_d13635