000 00387nam a2200133Ia 4500
008 210430s9999 xx 000 0 und d
020 _a81-7409-141-6
082 _a660 G9775 O
100 _aO.P.Gupta
_954233
245 _aObjective type questions and answers in Chemical Engineering /
_cO.P.Gupta
260 _aNew Delhi
_bKhanna Publisher
_c2008
300 _a822p.
942 _cBK
_2ddc
999 _c564720
_d564720