Cita APA (7a ed.)

Harlan, G., & Scott, A. (1959). Contemporary public relations: Principles and cases (3rd printing.). Prentice-Hall.

Cita Chicago Style (17a ed.)

Harlan, Gene, y Alan Scott. Contemporary Public Relations: Principles and Cases. 3rd printing. Englewood Cliffs, New Jersey: Prentice-Hall, 1959.

Cita MLA (9a ed.)

Harlan, Gene, y Alan Scott. Contemporary Public Relations: Principles and Cases. 3rd printing. Prentice-Hall, 1959.