APA (7th ed.) Citation

Longman, Heaton, J. B., & Turton, N. D. (1987). Longman dictionary of common errors. Longman.

Chicago Style (17th ed.) Citation

Longman, J. B. Heaton, and N. D. Turton. Longman Dictionary of Common Errors. Essex: Longman, 1987.

MLA (8th ed.) Citation

Longman, et al. Longman Dictionary of Common Errors. Longman, 1987.