APA (7th ed.) Citation

(1963). Catalogue of old master and modern engravings and etchings ..: Day of sale: Tuesday, 9th July, 1963 .. Sotheby & Co.

Chicago Style (17th ed.) Citation

Catalogue of Old Master and Modern Engravings and Etchings ..: Day of Sale: Tuesday, 9th July, 1963 .. London: Sotheby & Co, 1963.

MLA (9th ed.) Citation

Catalogue of Old Master and Modern Engravings and Etchings ..: Day of Sale: Tuesday, 9th July, 1963 .. Sotheby & Co, 1963.

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