000 00311nam a2200121Ia 4500
008 250430s9999||||xx |||||||||||||| ||und||
082 _aDHA
_b621.38
100 _aDARA S S
_958316
245 2 _aA TEXT BOOK OF ENGINEERING CHEMISTRY
260 _bKATSON PUBLISHING HOUSE
_aNEW DELHI
300 _a526
942 _cBK
999 _c68829
_d68829