Cita APA (7a ed.)
Sotheby's. (1998). Sotheby's: London, Thursday 17 December 1998 : Highly Important Clocks, Watches, Wristwatches and Barometers. Sotheby's.
Cita estilo Chicago (17a ed.)
Sotheby's. Sotheby's: London, Thursday 17 December 1998 : Highly Important Clocks, Watches, Wristwatches and Barometers. Londres, Inglaterra: Sotheby's, 1998.
Cita MLA (9a ed.)
Sotheby's. Sotheby's: London, Thursday 17 December 1998 : Highly Important Clocks, Watches, Wristwatches and Barometers. Sotheby's, 1998.
Precaución: Estas citas no son 100% exactas.