APA (7th ed.) Citation

Janson, H. W., & Janson, D. (1959). Key Monuments of the History of Art. A Visual Survey.

Chicago Style (17th ed.) Citation

Janson, H. W., and Dora Janson. Key Monuments of the History of Art. A Visual Survey. New York, 1959.

MLA (8th ed.) Citation

Janson, H. W., and Dora Janson. Key Monuments of the History of Art. A Visual Survey. 1959.