APA-referens (7:e uppl.)

Yule, G. (1996). The study of language (2nd ed.). Cambridge University Press.

Chicago-referens (17:e uppl.)

Yule, George. The Study of Language. 2nd ed. Cambridge [England] ; New York: Cambridge University Press, 1996.

MLA-referens (8:e uppl.)

Yule, George. The Study of Language. 2nd ed. Cambridge University Press, 1996.