APA (7th ed.) Zitazioa
Sotheby's. (1995). Sotheby's: Hong Kong, Thursday September 21, 1995 : Important Jewels. Sotheby's.
Chicago Style (17th ed.) Zitazioa
Sotheby's. Sotheby's: Hong Kong, Thursday September 21, 1995 : Important Jewels. Hong Kong, China: Sotheby's, 1995.
MLA (9th ed.) Zitazioa
Sotheby's. Sotheby's: Hong Kong, Thursday September 21, 1995 : Important Jewels. Sotheby's, 1995.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.