APA

Yule G., . (1985). Study of language: An introduction. : Cambridge University Press, Cambridge.

Chicago

Yule George, . 1985. Study of language: An introduction. : Cambridge University Press, Cambridge.

Harvard

Yule G., . (1985). Study of language: An introduction. : Cambridge University Press, Cambridge.

MLA

Yule George, . Study of language: An introduction. : Cambridge University Press, Cambridge. 1985.