APA (7th ed.) Citation

Sotheby's (Firm). (1984). Printed books, autograph letters and manuscripts. Sothebys.

Chicago Style (17th ed.) Citation

Sotheby's (Firm). Printed Books, Autograph Letters and Manuscripts. London: Sothebys, 1984.

MLA (9th ed.) Citation

Sotheby's (Firm). Printed Books, Autograph Letters and Manuscripts. Sothebys, 1984.

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