APA (7th ed.) Citation

Morgan, J. J. B. (1946). How to keep a sound mind. The Macmillan.

Chicago Style (17th ed.) Citation

Morgan, John Jakob Brooke. How to Keep a Sound Mind. New York: The Macmillan, 1946.

MLA (9th ed.) Citation

Morgan, John Jakob Brooke. How to Keep a Sound Mind. The Macmillan, 1946.

Warning: These citations may not always be 100% accurate.