MARFELS, W. (1982). Gas and arc welding: Revised to Indian standards. Wiley Eastern Limited.
Chicago-referens (17:e uppl.)MARFELS, W. Gas and Arc Welding: Revised to Indian Standards. New Dekhi: Wiley Eastern Limited, 1982.
MLA-referens (9:e uppl.)MARFELS, W. Gas and Arc Welding: Revised to Indian Standards. Wiley Eastern Limited, 1982.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.