Citazione Stile APA (7a Edizione)

Cutlip, S. M., & Center, A. H. (1971). Effective public relations (4th ed.). Prentice-Hall.

Citazione stile Chigago Style (17a edizione)

Cutlip, Scott M., e Allen H. Center. Effective Public Relations. 4th ed. Englewood Cliffs, N.J: Prentice-Hall, 1971.

Citatione MLA (9a ed.)

Cutlip, Scott M., e Allen H. Center. Effective Public Relations. 4th ed. Prentice-Hall, 1971.