Cita APA (7a ed.)
Sotheby's. Sotheby's: New York, Thursday November 20, 1997 : The Keir Collection of Medieval Works of Art. Sotheby's.
Cita estilo Chicago (17a ed.)
Sotheby's. Sotheby's: New York, Thursday November 20, 1997 : The Keir Collection of Medieval Works of Art. Nueva York, EUA: Sotheby's.
Cita MLA (9a ed.)
Sotheby's. Sotheby's: New York, Thursday November 20, 1997 : The Keir Collection of Medieval Works of Art. Sotheby's.
Precaución: Estas citas no son 100% exactas.