APA (7th ed.) Citation

Raifsnider, B., & Warnasch, C. A. (2005). Fluent english. Living Language.

Chicago Style (17th ed.) Citation

Raifsnider, Barbara, and Christopher A. Warnasch. Fluent English. New York: Living Language, 2005.

MLA (9th ed.) Citation

Raifsnider, Barbara, and Christopher A. Warnasch. Fluent English. Living Language, 2005.