Dyfyniad APA

Mackey, A., & Gass, S. M. (2005). Second language research: Methodology and design. L. Erlbaum Associates.

Dyfyniad Arddull Chicago

Mackey, Alison, and Susan M. Gass. Second Language Research: Methodology and Design. Mahwah, N.J: L. Erlbaum Associates, 2005.

Dyfyniad MLA

Mackey, Alison, and Susan M. Gass. Second Language Research: Methodology and Design. L. Erlbaum Associates, 2005.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.