APA (7th ed.) Citation

Sotheby's (Firm). (1970). Catalogue of keyboard instruments, wind instruments, bows and violins. Sotheby.

Chicago Style (17th ed.) Citation

Sotheby's (Firm). Catalogue of Keyboard Instruments, Wind Instruments, Bows and Violins. London: Sotheby, 1970.

MLA (9th ed.) Citation

Sotheby's (Firm). Catalogue of Keyboard Instruments, Wind Instruments, Bows and Violins. Sotheby, 1970.

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