APA (7th ed.) Citation

Demuth, C., & Ritchie, A. C. (1950). Charles Demuth. Museum of Modern Art.

Chicago Style (17th ed.) Citation

Demuth, Charles, and Andrew Carnduff Ritchie. Charles Demuth. New York: Museum of Modern Art, 1950.

MLA (9th ed.) Citation

Demuth, Charles, and Andrew Carnduff Ritchie. Charles Demuth. Museum of Modern Art, 1950.

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