Cita APA (7a ed.)

Salas, C. E., & Salas, M. (1992). Guide to refrigeration CFC's.

Cita Chicago Style (17a ed.)

Salas, Carl E., y Marianne Salas. Guide to Refrigeration CFC's. Lilburn, GA : Fairmont Press, 1992.

Cita MLA (9a ed.)

Salas, Carl E., y Marianne Salas. Guide to Refrigeration CFC's. 1992.