APA (7th ed.) Citation

Sotheby & Co. (1949). Catalogue of valuable printed books autograph letters and historical documents [including the property of G. Bernard Shaw] ... which will be sold by auction ... on Monday, the 14th of November, 1949. Sotheby & Co.

Chicago Style (17th ed.) Citation

Sotheby & Co. Catalogue of Valuable Printed Books Autograph Letters and Historical Documents [including the Property of G. Bernard Shaw] ... Which Will Be Sold by Auction ... on Monday, the 14th of November, 1949. London: Sotheby & Co, 1949.

MLA (9th ed.) Citation

Sotheby & Co. Catalogue of Valuable Printed Books Autograph Letters and Historical Documents [including the Property of G. Bernard Shaw] ... Which Will Be Sold by Auction ... on Monday, the 14th of November, 1949. Sotheby & Co, 1949.

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