000 00414nam a2200181Ia 4500
008 240220s9999 xx 000 0 und d
041 _aENG
082 _a541
100 _aDara S. S.
245 0 _aA Textbook of engineering chemistry
260 _aNEW DELHI
260 _bS.Chand And Company Pvt.Ltd.
260 _c2015
365 _b595
650 _aDIP_CHEMISTRY
700 _aUmare S. S.
942 _cBB
999 _c1081
_d1081