APA (7th ed.) Citation

Greenbaum, S. (1989). A college grammar of English (1. ed.). Longman.

Chicago Style (17th ed.) Citation

Greenbaum, Sidney. A College Grammar of English. 1. ed. New York u.a: Longman, 1989.

MLA (9th ed.) Citation

Greenbaum, Sidney. A College Grammar of English. 1. ed. Longman, 1989.

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