APA (7th ed.) Citation

Yule, G. (1999). Explaining English grammar. Oxford : Oxford University Press.

Chicago Style (17th ed.) Citation

Yule, George. Explaining English Grammar. Oxford : Oxford University Press, 1999.

MLA (9th ed.) Citation

Yule, George. Explaining English Grammar. Oxford : Oxford University Press, 1999.

Warning: These citations may not always be 100% accurate.