APA (7th ed.) Citation

Dornyei, Z., & Ushioda, E. (2009). Motivation, language identity and the L2 self. Multilingual Matters.

Chicago Style (17th ed.) Citation

Dornyei, Zoltan, and Ema Ushioda. Motivation, Language Identity and the L2 Self. Bristol, UK: Multilingual Matters, 2009.

MLA (9th ed.) Citation

Dornyei, Zoltan, and Ema Ushioda. Motivation, Language Identity and the L2 Self. Multilingual Matters, 2009.

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