Cutlip M. Scott & Center H. Allen. (1978). Efective Public Relations (5th ed.). Prentice-Hall Inc.
Cita Chicago Style (17a ed.)Cutlip M. Scott y Center H. Allen. Efective Public Relations. 5th ed. Englawood: Prentice-Hall Inc, 1978.
Cita MLA (9a ed.)Cutlip M. Scott y Center H. Allen. Efective Public Relations. 5th ed. Prentice-Hall Inc, 1978.
Precaución: Estas citas no son 100% exactas.