APA (7th ed.) Citation

Vallentin, A. (1938). Leonardo da Vinci: The tragic pursuit of perfection. Viking Press.

Chicago Style (17th ed.) Citation

Vallentin, Antonina. Leonardo Da Vinci: The Tragic Pursuit of Perfection. New York: Viking Press, 1938.

MLA (9th ed.) Citation

Vallentin, Antonina. Leonardo Da Vinci: The Tragic Pursuit of Perfection. Viking Press, 1938.