000			00315nam a2200133Ia 4500
008			241125s9999 xx 000 0 und d
020			_a9788121903592
100			_aDara, S.S. & Umare, S.S.
245		0	_aTextbook of Engineering Chemistry
260			_aNew Delhi
260			_c2024
300			_a972
942			_cBK
999			_c21144 _d21144