Citazione Stile APA (7a Edizione)

Parsons, P. (2004). Ethics in public relations guide to best practice.

Citazione stile Chigago Style (17a edizione)

Parsons, Patricia. Ethics in Public Relations Guide to Best Practice. London, 2004.

Citatione MLA (9a ed.)

Parsons, Patricia. Ethics in Public Relations Guide to Best Practice. 2004.