APA Citation

Lightbown, P., & Spada, N. (2006). How languages are learned (3rd ed.). Oxford: Oxford University Press.

Chicago Style Citation

Lightbown, Patsy, and Nina Spada. How Languages Are Learned. 3rd ed. Oxford: Oxford University Press, 2006.

MLA Citation

Lightbown, Patsy, and Nina Spada. How Languages Are Learned. 3rd ed. Oxford: Oxford University Press, 2006.

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