APA (7th ed.) Citation

Sotheby's (Firm). (1974). Important nineteenth century and modern prints - July 1974. Sotheby.

Chicago Style (17th ed.) Citation

Sotheby's (Firm). Important Nineteenth Century and Modern Prints - July 1974. London: Sotheby, 1974.

MLA (9th ed.) Citation

Sotheby's (Firm). Important Nineteenth Century and Modern Prints - July 1974. Sotheby, 1974.

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