000 00314nam a2200121Ia 4500
008 230222s9999 xx 000 0 und d
082 _a540
100 _aTom Cherian Et Al
245 2 _aA Textbook Of Engineering Chemistry
250 _a6
260 _bOrbit Publisher & Distributors Ernakulam
_c2015
942 _cBK
999 _c28184
_d28184