000 00261nam a2200109Ia 4500
008 230401s9999 xx 000 0 eng d
100 _aJAIN (P C), JAIN (MONIKA),
245 0 _aENGINEERING CHEMISTRY
250 _a15
260 _bDHANPAT RAI
942 _2ddc
_cBTECH
999 _c6505
_d6505