Cita APA

Jefkins, F., & Yadin, D. (1998). Public relations (5th ed.). Prentice Hall.

Citación estilo Chicago

Jefkins, Frank, and Daniel Yadin. Public Relations. 5th ed. London: Prentice Hall, 1998.

Cita MLA

Jefkins, Frank, and Daniel Yadin. Public Relations. 5th ed. Prentice Hall, 1998.