Mawson, C. S., & Roger, P. M. (1940). Roget's Thesaurus of the English language in dictionary form: Being a presentation of Roget's Thesaurus of English words and phrases in a modernized, more complete and more convenient dictionary form, together with briefer synonymies for the busy writer, the whole comprised in one alphabetical arrangement (Rev. ed.). Garden City Pub.
Chicago Style (17th ed.) CitationMawson, C.O. Sylvester, and Peter Mark Roger. Roget's Thesaurus of the English Language in Dictionary Form: Being a Presentation of Roget's Thesaurus of English Words and Phrases in a Modernized, More Complete and More Convenient Dictionary Form, Together with Briefer Synonymies for the Busy Writer, the Whole Comprised in One Alphabetical Arrangement. Rev. ed. New York: Garden City Pub, 1940.
MLA (9th ed.) CitationMawson, C.O. Sylvester, and Peter Mark Roger. Roget's Thesaurus of the English Language in Dictionary Form: Being a Presentation of Roget's Thesaurus of English Words and Phrases in a Modernized, More Complete and More Convenient Dictionary Form, Together with Briefer Synonymies for the Busy Writer, the Whole Comprised in One Alphabetical Arrangement. Rev. ed. Garden City Pub, 1940.