000 00445nam a2200133Ia 45e0
008 181001s1966 xx 000 0 und d
100 _aSharma R.S.
245 0 _aText book of engineering chemistry
260 _aDelhi
_bKhanna pub.
_c1966
300 _a304
942 _2ddc
_cBK
999 _c1843
_d1843