000 00262nam a2200121Ia 4500
041 _aEN
082 _a658.7
_bVAR
100 _aVarma M.M
245 0 _aMaterials Management /
_cVarma M.M
260 _aNew Delhi
_bSultan Chand
_c2008
300 _a512
942 _cBK
999 _c6707
_d6707