APA (7th ed.) Citation

Sotheby's (Firm). (1970). Decorative arts 1880-1930. Sotheby.

Chicago Style (17th ed.) Citation

Sotheby's (Firm). Decorative Arts 1880-1930. London: Sotheby, 1970.

MLA (9th ed.) Citation

Sotheby's (Firm). Decorative Arts 1880-1930. Sotheby, 1970.

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