APA

Webster N., Russell T. H. & Devlin J. [. o. c. (1942). Webster's new twentieth century dictionary of the English language, being the unabridged dictionary by Noah Webster. New York: Publishers guild, inc.

Chicago

Webster Noah, Russell Thomas Herbert and Devlin Joseph [from old catalog]. 1942. Webster's new twentieth century dictionary of the English language, being the unabridged dictionary by Noah Webster. New York: Publishers guild, inc.

Harvard

Webster N., Russell T. H. and Devlin J. [. o. c. (1942). Webster's new twentieth century dictionary of the English language, being the unabridged dictionary by Noah Webster. New York: Publishers guild, inc.

MLA

Webster Noah, Russell Thomas Herbert and Devlin Joseph [from old catalog]. Webster's new twentieth century dictionary of the English language, being the unabridged dictionary by Noah Webster. New York: Publishers guild, inc. 1942.