APA (7e ed.) Bronvermelding

Ludlow, R., & Panton, F. (1992). The essence of effective communication. Prentice Hall.

Chicago (17e ed.) Bronvermelding

Ludlow, Ron, en Fergus Panton. The Essence of Effective Communication. New York: Prentice Hall, 1992.

MLA (9e ed.) Bronvermelding

Ludlow, Ron, en Fergus Panton. The Essence of Effective Communication. Prentice Hall, 1992.