APA (7th ed.) Citation

Webster, N., & Egan, R. F. (1942). Webster's Dictionary of synonyms. G. & C. Merriam co..

Chicago Style (17th ed.) Citation

Webster, Noah, and Rose Frances Egan. Webster's Dictionary of Synonyms. Springfield, Mass.: G. & C. Merriam co., 1942.

MLA (9th ed.) Citation

Webster, Noah, and Rose Frances Egan. Webster's Dictionary of Synonyms. G. & C. Merriam co., 1942.