APA (7th ed.) Citation

(1977). Roget's international thesaurus. Harper & Row.

Chicago Style (17th ed.) Citation

Roget's International Thesaurus. New York: Harper & Row, 1977.

MLA (8th ed.) Citation

Roget's International Thesaurus. Harper & Row, 1977.

Warning: These citations may not always be 100% accurate.