APA (7th ed.) Citation

Sotheby's (Firm). (1979). English illustrated and private press books. Sotheby.

Chicago Style (17th ed.) Citation

Sotheby's (Firm). English Illustrated and Private Press Books. London: Sotheby, 1979.

MLA (9th ed.) Citation

Sotheby's (Firm). English Illustrated and Private Press Books. Sotheby, 1979.

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