APA (7th ed.) Citation

Webster, N. (1964). Webster's new twentieth century dictionary of the English language, unabridged: Based upon the broad foundations laid down by Noah Webster (2nd ed.). Publisher's Guild.

Chicago Style (17th ed.) Citation

Webster, Noah. Webster's New Twentieth Century Dictionary of the English Language, Unabridged: Based upon the Broad Foundations Laid Down by Noah Webster. 2nd ed. New York: Publisher's Guild, 1964.

MLA (9th ed.) Citation

Webster, Noah. Webster's New Twentieth Century Dictionary of the English Language, Unabridged: Based upon the Broad Foundations Laid Down by Noah Webster. 2nd ed. Publisher's Guild, 1964.