000 00291nam a22001217a 4500
020 _a9788177000108
100 _aChawla, Shashi
245 _aText Book of Engineering Chemistry
260 _aNew Delhi:
_bDhanpat Rai,
_c2020.
300 _ap.312
650 _aChemistry
942 _2ddc
_cREF
999 _c185091
_d185091