1520
Gupta, K. N.
Welding technology )Gas and electric welding(
Delhi
New Heights
1977
vii, 224p
Thoroughly revised ed
by K. N. Gupta and J. P. Kaushish
، Welding
، Electric welding
، Oxyacetylene welding and cutting
TS
227
.
G86
1977
AU
AU Kaushish, J. P.
TI
CL
