000 00297nam a2200121Ia 4500
008 220120s9999||||xx |||||||||||||| ||und||
020 _a9788172454289
082 _a658.403 8 BAL
100 _aBale, Gall Freeman
245 0 _aManagement engineering
260 _bNew Delhi
300 _a208p.
_b140
999 _c136431
_d136431