TY  - BOOK
AU  - Khanna,O.P
TI  - A Text Book of Welding Technology
SN  - 9789383182558
U1  - 621.791 
PY  - 2023///
CY  - New Delhi
PB  - Dhannpat Rai Publisher (P) Ltd.
KW  - Welding
ER  -