APA (7th ed.) Citation

Zimmermann, C. A. (1981). How to break into the media professions. Doubleday.

Chicago Style (17th ed.) Citation

Zimmermann, Caroline A. How to Break into the Media Professions. Garden City, N.Y.: Doubleday, 1981.

MLA (9th ed.) Citation

Zimmermann, Caroline A. How to Break into the Media Professions. Doubleday, 1981.