Canal nptelhrd / YouTube. Mod-01, Lec-01, Introduction to Welding Engineering.
Chicago-čujuhus (17. p.)Canal nptelhrd / YouTube. Mod-01, Lec-01, Introduction to Welding Engineering.
MLA-čujuhus (9. p.)Canal nptelhrd / YouTube. Mod-01, Lec-01, Introduction to Welding Engineering.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.