APA (7th ed.) Citation

Freud, S., & Brill, A. A. (1947). Leonardo da Vinci: A study in psychosexuality. Random House.

Chicago Style (17th ed.) Citation

Freud, Sigmund, and A. A. Brill. Leonardo Da Vinci: A Study in Psychosexuality. New York: Random House, 1947.

MLA (9th ed.) Citation

Freud, Sigmund, and A. A. Brill. Leonardo Da Vinci: A Study in Psychosexuality. Random House, 1947.