APA (7th ed.) Citation

National Gallery (Great Britain) & Bomford, D. (1990). Impressionism. National Gallery, in association with Yale University Press.

Chicago Style (17th ed.) Citation

National Gallery (Great Britain) and David Bomford. Impressionism. London: National Gallery, in association with Yale University Press, 1990.

MLA (9th ed.) Citation

National Gallery (Great Britain) and David Bomford. Impressionism. National Gallery, in association with Yale University Press, 1990.