APA (7th ed.) Citation

DAVIDSON, G. (2003). Roget's Thesaurus of English Words & Phrases, 150th Anniversary Edition. Penguin Books.

Chicago Style (17th ed.) Citation

DAVIDSON, George. Roget's Thesaurus of English Words & Phrases, 150th Anniversary Edition. Penguin Books, 2003.

MLA (8th ed.) Citation

DAVIDSON, George. Roget's Thesaurus of English Words & Phrases, 150th Anniversary Edition. Penguin Books, 2003.

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