Roget, P. M., & Lloyd, S. M. (1982). Roget's thesaurus of English words and phrases (New ed. completely rev., updated and abridged.). Penguin Books.
Chicago Style (17th ed.) CitationRoget, Peter Mark, and Susan M. Lloyd. Roget's Thesaurus of English Words and Phrases. New ed. completely rev., updated and abridged. Harmondsworth, Middlesex: Penguin Books, 1982.
MLA (9th ed.) CitationRoget, Peter Mark, and Susan M. Lloyd. Roget's Thesaurus of English Words and Phrases. New ed. completely rev., updated and abridged. Penguin Books, 1982.
Warning: These citations may not always be 100% accurate.