Cita APA (7a ed.)

Richards, W. D., & Barnett, G. A. (1993). Progress in communication sciences. Ablex.

Cita Chicago Style (17a ed.)

Richards, William D., y George A. Barnett. Progress in Communication Sciences. Norwood: Ablex, 1993.

Cita MLA (9a ed.)

Richards, William D., y George A. Barnett. Progress in Communication Sciences. Ablex, 1993.