Gaya APA

Lightbown, Pasty M., Spada, Nina. (1999). How languages are learned (2nd). New York: Oxford University Press.

Gaya Chicago

Lightbown, Pasty M., Spada, Nina. How languages are learned. 2nd New York: Oxford University Press, 1999. Text.

Gaya MLA

Lightbown, Pasty M., Spada, Nina. How languages are learned. 2nd New York: Oxford University Press, 1999. Text.

Gaya Turabian

Lightbown, Pasty M., Spada, Nina. How languages are learned. 2nd New York: Oxford University Press, 1999. Print.