Sotheby's (Firm). (1996). Impressionist and modern art, part 2. Sotheby's.
Chicago Style (17th ed.) CitationSotheby's (Firm). Impressionist and Modern Art, Part 2. London: Sotheby's, 1996.
MLA (9th ed.) CitationSotheby's (Firm). Impressionist and Modern Art, Part 2. Sotheby's, 1996.
Warning: These citations may not always be 100% accurate.