Sotheby's (Firm). (1968). Books, drawings, prints and music relating to ballet and dancing. Sotheby.
Chicago Style (17th ed.) CitationSotheby's (Firm). Books, Drawings, Prints and Music Relating to Ballet and Dancing. London: Sotheby, 1968.
MLA (9th ed.) CitationSotheby's (Firm). Books, Drawings, Prints and Music Relating to Ballet and Dancing. Sotheby, 1968.
Warning: These citations may not always be 100% accurate.