APA (7th ed.) Zitazioa
(1988). Bloomsbury Thematic Dictionary of quotations. Bloomsbury.
Chicago Style (17th ed.) Zitazioa
Bloomsbury Thematic Dictionary of Quotations. London: Bloomsbury, 1988.
MLA (9th ed.) Zitazioa
Bloomsbury Thematic Dictionary of Quotations. Bloomsbury, 1988.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.