APA (7th ed.) Citation

Flexner, J. T. (1950). The pocket history of american painting. Pocket Books.

Chicago Style (17th ed.) Citation

Flexner, James Thomas. The Pocket History of American Painting. Nueva York: Pocket Books, 1950.

MLA (9th ed.) Citation

Flexner, James Thomas. The Pocket History of American Painting. Pocket Books, 1950.