APA (7th ed.) Citation

Dörnyei, Z., & Ryan, S. (2015). The psychology of the language learner revisited. Routledge.

Chicago Style (17th ed.) Citation

Dörnyei, Zoltán, and Stephen Ryan. The Psychology of the Language Learner Revisited. New York, NY: Routledge, 2015.

MLA (9th ed.) Citation

Dörnyei, Zoltán, and Stephen Ryan. The Psychology of the Language Learner Revisited. Routledge, 2015.