000 00264nam a22001217a 4500
020 _a9789351115977
082 _aS900.5 .K35 2015
100 _aMahendra Kamalvanshi
245 _aWeed Managent
260 _aNew Delhi
_bRandom
_c2015
300 _a249P.
942 _cBK
999 _c7624
_d7624