Dyfyniad APA
Urdang, L. (1991). The oxford thesaurus: An A-Z Dictionary of synonyms (ed.). Clarendon.
Dyfyniad Arddull Chicago
Urdang, Laurence. The Oxford Thesaurus: An A-Z Dictionary of Synonyms. ed. New York, Toronto: Clarendon, 1991.
Dyfyniad MLA
Urdang, Laurence. The Oxford Thesaurus: An A-Z Dictionary of Synonyms. ed. Clarendon, 1991.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.