APA (7th ed.) Citation

Rubens, P. P., & Magurn, R. S. (1955). The letters of Peter Paul Rubens. Northwestern University Press.

Chicago Style (17th ed.) Citation

Rubens, Peter Paul, and Ruth Saunders Magurn. The Letters of Peter Paul Rubens. Evanston, Ill.: Northwestern University Press, 1955.

MLA (8th ed.) Citation

Rubens, Peter Paul, and Ruth Saunders Magurn. The Letters of Peter Paul Rubens. Northwestern University Press, 1955.