APA (7th ed.) Citation

Stein, G. (1940). What are masterpieces. The Conference press.

Chicago Style (17th ed.) Citation

Stein, Gertrude. What Are Masterpieces. Los Angeles, Calif.: The Conference press, 1940.

MLA (9th ed.) Citation

Stein, Gertrude. What Are Masterpieces. The Conference press, 1940.