APA Citation

Sotheby's (Firm). (2005). Old master paintings. London: Sotheby's.

Chicago Style Citation

Sotheby's (Firm). Old Master Paintings. London: Sotheby's, 2005.

MLA Citation

Sotheby's (Firm). Old Master Paintings. London: Sotheby's, 2005.

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