APA (7th ed.) Citation

Funke, M. (2006). French in 30 days: Learn a new language in just one month. Berlitz Publishing.

Chicago Style (17th ed.) Citation

Funke, Micheline. French in 30 Days: Learn a New Language in Just One Month. New York: Berlitz Publishing, 2006.

MLA (8th ed.) Citation

Funke, Micheline. French in 30 Days: Learn a New Language in Just One Month. Berlitz Publishing, 2006.