APA Edition Citation

Sotheby's (Firm). (1989). British paintings 1500-1850. Sotheby's.

Chicago Edition Citation

Sotheby's (Firm). British Paintings 1500-1850. London: Sotheby's, 1989.

MLA Edition Citation

Sotheby's (Firm). British Paintings 1500-1850. Sotheby's, 1989.

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