APA (7th ed.) Citation

National Gallery (Great Britain) & Bomford, D. (1990). Impressionism / David Bomford ... [et al.]. National Gallery in association with Yale University Press.

Chicago Style (17th ed.) Citation

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

MLA (9th ed.) Citation

National Gallery (Great Britain) and David Bomford. Impressionism / David Bomford ... [et Al.]. National Gallery in association with Yale University Press, 1990.

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