Cita APA

Kehl, R. J., & Potter, M. H. (1943). Oxyacetylene welding. American Tech.

Citación estilo Chicago

Kehl, Robert Joseph, and Morgan H. Potter. Oxyacetylene Welding. Chicago: American Tech, 1943.

Cita MLA

Kehl, Robert Joseph, and Morgan H. Potter. Oxyacetylene Welding. American Tech, 1943.