APA (7th ed.) Citation

Kennedy, A. G. (1942). English usage: A study in policy and procedure. D. Appleton-Century company.

Chicago Style (17th ed.) Citation

Kennedy, Arthur Garfield. English Usage: A Study in Policy and Procedure. New York, London: D. Appleton-Century company, 1942.

MLA (9th ed.) Citation

Kennedy, Arthur Garfield. English Usage: A Study in Policy and Procedure. D. Appleton-Century company, 1942.