APA (7th ed.) Citation

(2005). Important clocks: Friday 1 July 2005, auction, London. Christie's.

Chicago Style (17th ed.) Citation

Important Clocks: Friday 1 July 2005, Auction, London. London: Christie's, 2005.

MLA (9th ed.) Citation

Important Clocks: Friday 1 July 2005, Auction, London. Christie's, 2005.

Warning: These citations may not always be 100% accurate.