Cita APA (7a ed.)

Harlan, G., & Scott, A. (1955). Contemporary public relations: Principles and cases. Prentice-Hall.

Cita Chicago Style (17a ed.)

Harlan, Gene, y Alan Scott. Contemporary Public Relations: Principles and Cases. New York: Prentice-Hall, 1955.

Cita MLA (9a ed.)

Harlan, Gene, y Alan Scott. Contemporary Public Relations: Principles and Cases. Prentice-Hall, 1955.