00494nam a2200169Ia 4500 170901s1982 xx 000 0 und d 660.2 T78E Tripathi, Jaybeni Prasad Engineery Rasyan Secondary Processing Chandigarh Haryana Sahitya Academy 1982 552 Chemical and Related Technologies Technology (Applied sciences) Chemical engineering Garg, B.C. ddc BK 18697 18697 0 0 ddc 0 0 RAU RAU 2017-10-18 Bihar Hindi Granth Academy, Patna 40.00 0 660.2 T78E 44337 2017-10-18 1994-01-11 BK