APA (7th ed.) Citation

Steinbeck, J., & Capa, R. (1948). A Russian journal. Viking Press.

Chicago Style (17th ed.) Citation

Steinbeck, John, and Robert Capa. A Russian Journal. New York: Viking Press, 1948.

MLA (8th ed.) Citation

Steinbeck, John, and Robert Capa. A Russian Journal. Viking Press, 1948.