APA (7th ed.) Citation

Spence, J. D. (1985). The memory palace of Matteo Ricci. Penguin Books.

Chicago Style (17th ed.) Citation

Spence, Jonathan D. The Memory Palace of Matteo Ricci. New York, N.Y.: Penguin Books, 1985.

MLA (8th ed.) Citation

Spence, Jonathan D. The Memory Palace of Matteo Ricci. Penguin Books, 1985.