Παραπομπή APA

Theaker, A. (2004). Public relations handbook (Ed.2.). Routledge.

Παραπομπή Chicago Style

Theaker, Alison. Public Relations Handbook. Ed.2. London: Routledge, 2004.

Παραπομπή MLA

Theaker, Alison. Public Relations Handbook. Ed.2. Routledge, 2004.