TY  - BOOK
AU  - Khanna O.P.
TI  - Welding Technology
SN  - 9788189928360
SN  - 9225
U1  - 671.52              
PY  - 1999///
CY  - New Delhi
PB  - Dhanpat Rai  Sons.
KW  - Welding671.52
ER  -