APA (7th ed.) Citation

Walker, J., & Constable, J. (1978). John Constable. Abrams.

Chicago Style (17th ed.) Citation

Walker, John, and John Constable. John Constable. New York: Abrams, 1978.

MLA (9th ed.) Citation

Walker, John, and John Constable. John Constable. Abrams, 1978.