000 00284nam a2200121Ia 4500
008 230222s9999 xx 000 0 und d
082 _a540
100 _aJain P C
245 0 _aEngineering chemistry
250 _a14
260 _bS Chand And Company Ltd.,New Delhi
_c2003
942 _cBK
999 _c2876
_d2876