APA (7th ed.) Citation

Christensen, E. O. (1959). The history of Western art. New American Library.

Chicago Style (17th ed.) Citation

Christensen, Erwin O. The History of Western Art. New York: New American Library, 1959.

MLA (8th ed.) Citation

Christensen, Erwin O. The History of Western Art. New American Library, 1959.