APA (7th ed.) Citation

Sotheby's (Firm). (1970). Catalogue of important old master engravings, etchings and woodcuts. Sotheby & Co..

Chicago Style (17th ed.) Citation

Sotheby's (Firm). Catalogue of Important Old Master Engravings, Etchings and Woodcuts. London: Sotheby & Co., 1970.

MLA (9th ed.) Citation

Sotheby's (Firm). Catalogue of Important Old Master Engravings, Etchings and Woodcuts. Sotheby & Co., 1970.

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