Παραπομπή APA

Foster, J. (2008). Effective writing skills for public relations (Ed.3.). Kogan page.

Παραπομπή Chicago Style

Foster, John. Effective Writing Skills for Public Relations. Ed.3. New Delhi: Kogan page, 2008.

Παραπομπή MLA

Foster, John. Effective Writing Skills for Public Relations. Ed.3. Kogan page, 2008.