APA (7th ed.) Citation

Sotheby's. (1988). Post war and contemporary art. Sotheby's.

Chicago Style (17th ed.) Citation

Sotheby's. Post War and Contemporary Art. London: Sotheby's, 1988.

MLA (8th ed.) Citation

Sotheby's. Post War and Contemporary Art. Sotheby's, 1988.

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