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041 _aENG
082 _a540
_bJA-E
100 _aJain,N.K
245 0 _aEngineering Chemistry
250 _a8th Ed.
260 _c1999
_aNew Delhi
_bDhanpat Rai & Co.(Pvt.)Ltd.
650 _aChemistry
942 _cBK
999 _c825
_d825