000 00297nam a2200121Ia 4500
008 211209s1968 xx 000 0 und d
041 _aeng
082 _aUPP
100 _aUPPAL M M
245 _aTEXT BOOK OF ENGINEERING CHEMISTRY
260 _aNEW DELHI
_bKHANNA PUBLISHERS
_c1968
300 _a667
999 _c10734
_d10734