APA (7th ed.) Citation

Sotheby's (Firm). (1980). Decorative arts including art nouveau and art deco, February 1980. Sotheby.

Chicago Style (17th ed.) Citation

Sotheby's (Firm). Decorative Arts Including Art Nouveau and Art Deco, February 1980. London: Sotheby, 1980.

MLA (9th ed.) Citation

Sotheby's (Firm). Decorative Arts Including Art Nouveau and Art Deco, February 1980. Sotheby, 1980.

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