Dyfyniad APA
Roget, P. M. (1982). The Penguin Roget's Thesaurus: Of English words and phrases. Penguin.
Dyfyniad Arddull Chicago
Roget, Peter Mark. The Penguin Roget's Thesaurus: Of English Words and Phrases. New York: Penguin, 1982.
Dyfyniad MLA
Roget, Peter Mark. The Penguin Roget's Thesaurus: Of English Words and Phrases. Penguin, 1982.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.