Cita APA (7a ed.)
Sotheby's. Sotheby's: New York, Thursday November 20, 1997 : Contemporary Art, Part II. Sotheby's.
Cita estilo Chicago (17a ed.)
Sotheby's. Sotheby's: New York, Thursday November 20, 1997 : Contemporary Art, Part II. Nueva York, EUA: Sotheby's.
Cita MLA (9a ed.)
Sotheby's. Sotheby's: New York, Thursday November 20, 1997 : Contemporary Art, Part II. Sotheby's.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.