TY  - BOOK
AU  - Gupta,Om Prakash, x
AU  - x
TI  - Objective Type Questions & Answers in Chemical Engineering: x
SN  - x
U1  - 660.2/G973o 
PY  - 1993///
CY  - Delhi
PB  - Khanna Pub.
KW  - Chemical Engineering
N1  - x
ER  -