TY - BOOK AU - GUPTA,OM PRAKASH TI - CHEMICAL ENGINEERING / T2 - OBJECTIVE TYPE QUESTIONS AND ANSWER U1 - 660 PY - 1994/// CY - [S.N] : PB - KHANNA PUBLISHERS ، KW - التحليل الرياضى KW - CHEMICAL PROCESSING OF FIBERS KW - CHEMISTRY KW - CHEMICAL ENGINEERING KW - CHEMICAL PROCESS ER -