APA (7th ed.) Citation

(1976). Webster's New Twentieth Century Dictionary of the English language (Unabridged.). The Webster Dictionary Company.

Chicago Style (17th ed.) Citation

Webster's New Twentieth Century Dictionary of the English Language. Unabridged. Toronto: The Webster Dictionary Company, 1976.

MLA (9th ed.) Citation

Webster's New Twentieth Century Dictionary of the English Language. Unabridged. The Webster Dictionary Company, 1976.