Cita APA

Mackenzie, L. B. 1., & Jefferson, T. B. (1947). The welding encyclopedia (12 edition.). New York, New York: Welding Engineer Publishing.

Citación estilo Chicago

Mackenzie, Louis Burton 1880-1924, y Theodore Brewster Jefferson. The Welding Encyclopedia. 12 edition. New York, New York: Welding Engineer Publishing, 1947.

Cita MLA

Mackenzie, Louis Burton 1880-1924, y Theodore Brewster Jefferson. The Welding Encyclopedia. 12 edition. New York, New York: Welding Engineer Publishing, 1947.