APA (7th ed.) Citation

Quirk, R., & Greenbaum, S. (1989). A university grammar of English (1st ed., 22nd impr.). Longman.

Chicago Style (17th ed.) Citation

Quirk, Randolph, and Sidney Greenbaum. A University Grammar of English. 1st ed., 22nd impr. London: Longman, 1989.

MLA (9th ed.) Citation

Quirk, Randolph, and Sidney Greenbaum. A University Grammar of English. 1st ed., 22nd impr. Longman, 1989.

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