APA (7th ed.) Citation

Kelly, E., Burton, J., & Frankel, D. (2009). Ellsworth Kelly: Diagonal. Matthew Marks Gallery.

Chicago Style (17th ed.) Citation

Kelly, Ellsworth, Johanna Burton, and David Frankel. Ellsworth Kelly: Diagonal. New York: Matthew Marks Gallery, 2009.

MLA (9th ed.) Citation

Kelly, Ellsworth, et al. Ellsworth Kelly: Diagonal. Matthew Marks Gallery, 2009.