MLA

Hayes, John. The Landscape Paintings of Thomas Gainsborough : A Critical Text and Catalogue Raisonné ; Volume One: Text ; Volume 2: Catalogue. London: Sotheby Publications, 1982.

APA

Hayes, J. (1982). The Landscape Paintings of Thomas Gainsborough : A Critical Text and Catalogue Raisonné ; Volume one: Text ; Volume 2: Catalogue. London: Sotheby Publications.

Chicago

Hayes, John The Landscape Paintings of Thomas Gainsborough: A Critical Text and Catalogue Raisonné ; Volume One: Text ; Volume 2: Catalogue. London: Sotheby Publications, 1982.