000 00443nam a2200193Ia 4500
008 220902s9999 xx 000 0 und d
041 _a  ENGLISH
082 _a546
082 _bDAR
100 _aDARA, S.S.
245 2 _aA T B OF ENGINEERING CHEMISTRY.
250 _b2014
260 _aNEW DELHI
260 _bS. CHAND AND COMPANY
300 _a972
650 _a  CHEMISTRY
700 _aUMARE, S. S.
942 _cTB
999 _c150683
_d150683