Cita APA (7a ed.)

Gregory, A. (2004). Public relations in practice (2nd ed.). Kogan Page.

Cita Chicago Style (17a ed.)

Gregory, Anne. Public Relations in Practice. 2nd ed. London ; Sterling, VA: Kogan Page, 2004.

Cita MLA (9a ed.)

Gregory, Anne. Public Relations in Practice. 2nd ed. Kogan Page, 2004.