APA (7th ed.) Zitazioa
Sotheby's. (1997). Sotheby's: Hong Kong, Sunday November 2, 1997 : Important Jewels. Sotheby's.
Chicago Style (17th ed.) Zitazioa
Sotheby's. Sotheby's: Hong Kong, Sunday November 2, 1997 : Important Jewels. Hong Kong, China: Sotheby's, 1997.
MLA (9th ed.) Zitazioa
Sotheby's. Sotheby's: Hong Kong, Sunday November 2, 1997 : Important Jewels. Sotheby's, 1997.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.