TY  - BOOK
AU  - Khanna, O.P.
AU  - Khanna, O.P.
TI  - Welding Technology
AV  - 671.52 KHA 1997 
U1  - 671.52 KHA 1997 
PY  - 1997///
CY  - New Delhi
PB  - Dhanpat RAI
KW  - Mechanical Engineering
ER  -