APA Citation

Greenbaum, S., & Whitcut, J. (1988). Longman guide to English usage. Harlow, England: Longman.

Chicago Style Citation

Greenbaum, Sidney, and Janet Whitcut. Longman Guide to English Usage. Harlow, England: Longman, 1988.

MLA Citation

Greenbaum, Sidney, and Janet Whitcut. Longman Guide to English Usage. Harlow, England: Longman, 1988.

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