APA (7th ed.) Citation

Littlejohn, S. W., & Foss, K. A. (2009). Encyclopedia of communication theory.

Chicago Style (17th ed.) Citation

Littlejohn, Stephen W., and Karen A. Foss. Encyclopedia of Communication Theory. 2009.

MLA (9th ed.) Citation

Littlejohn, Stephen W., and Karen A. Foss. Encyclopedia of Communication Theory. 2009.

Warning: These citations may not always be 100% accurate.