Lightbown, P. M. (1999). How languages are learned (2nd ed.). Oxford: Oxford University Press.
Chicago-stil citatLightbown, Patsy M. How Languages Are Learned. 2nd ed. Oxford: Oxford University Press, 1999.
MLA-referensLightbown, Patsy M. How Languages Are Learned. 2nd ed. Oxford: Oxford University Press, 1999.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.