000 00380nam a2200169Ia 4500
008 220901s9999 xx 000 0 und d
041 _a  ENGLISH
082 _a546
082 _bDAR
100 _aDARA, S.S.
245 2 _aA T B OF ENGINEERING CHEMISTRY.
260 _bS. CHAND AND COMPANY
260 _c1999
300 _a769
650 _a  CHEMISTRY
942 _cTB
999 _c130856
_d130856