000 00258nam a2200097Ia 4500
008 230401s9999 xx 000 0 eng d
100 _aS.K. JAIN, K.D. GUPTA
245 0 _aENGINEERING CHEMISTRY
260 _bJAIPUR PUBLICATION HOUSE, JAIPUR
942 _2ddc
_cBTECH
999 _c6966
_d6966