000			00343nam a2200145Ia 4500
008			220926s9999 xx 000 0 und d
100			_aB.N.Chakravarty
245		0	_aIndustrial Chemistry
250			_a7th Ed
260			_aNew Delhi
260			_bOxford IBH Pub lication
260			_c1998
650			_aIndustrial Chemistry
942			_cBK
999			_c20007 _d20007