APA Citation

Mackey, A., & Gass, S. M. Second language research: Methodology and design (Second Edition.).

Chicago Style Citation

Mackey, Alison, and Susan M. Gass. Second Language Research: Methodology and Design. Second Edition.

MLA Citation

Mackey, Alison, and Susan M. Gass. Second Language Research: Methodology and Design. Second Edition.

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