000 00273nam a2200097Ia 4500
008 160930s9999 xx 000 0 und d
100 _aJain, Sudha and Sinha, Shradha
245 _aManual of Practical Engineering Chemistry
260 _aNew Delhi
_bS. Chand & Com.
942 _cBK
999 _c1640
_d1640