Cita APA (7th ed.)

Makay, J. J., & Fetzer, R. C. (1980). Business communication skills: A career Focus. D. Van Nostrand co..

Cita Chicago (17th ed.)

Makay, John J., i Ronald C. Fetzer. Business Communication Skills: A Career Focus. New York: D. Van Nostrand co., 1980.

Cita MLA (9th ed.)

Makay, John J., i Ronald C. Fetzer. Business Communication Skills: A Career Focus. D. Van Nostrand co., 1980.