Cita APA (7a ed.)
Jefkins, F. (1988). Public relations (3rd ed.). Pitman Publishing.
Cita Chicago Style (17a ed.)
Jefkins, Frank. Public Relations. 3rd ed. London: Pitman Publishing, 1988.
Cita MLA (9a ed.)
Jefkins, Frank. Public Relations. 3rd ed. Pitman Publishing, 1988.
Precaución: Estas citas no son 100% exactas.