TY  - BOOK
AU  - Gupta Nikhil
TI  - GATE:Tutor 2020 Chemical engineering
SN  - 9313192350
U1  - 660.2 GU-G 
PY  - 2019///
CY  - New Delhi
PB  - Arihant Publications
KW  - GATE:Tutor 2020 Chemical engineering
ER  -