APA引文

Lincoln Electric Company. (1945). Procedure handbook of arc welding design and practice (8th ed.). s.n.

Chicago Style (17th ed.) Citation

Lincoln Electric Company. Procedure Handbook of Arc Welding Design and Practice. 8th ed. Cleveland: s.n, 1945.

MLA引文

Lincoln Electric Company. Procedure Handbook of Arc Welding Design and Practice. 8th ed. s.n, 1945.