APA (7th ed.) Citation

Yule, G. (1985). The study of language: An introduction. University of Cambridge.

Chicago Style (17th ed.) Citation

Yule, George. The Study of Language: An Introduction. Cambrige: University of Cambridge, 1985.

MLA (8th ed.) Citation

Yule, George. The Study of Language: An Introduction. University of Cambridge, 1985.