Cita APA (7th ed.)

Hamilton, C., & Creel, B. (2011). Communicating for success. Allyn & Bacon.

Cita Chicago (17th ed.)

Hamilton, Cheryl, i Bonnie Creel. Communicating for Success. Boston: Allyn & Bacon, 2011.

Cita MLA (9th ed.)

Hamilton, Cheryl, i Bonnie Creel. Communicating for Success. Allyn & Bacon, 2011.