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: Penguin Books, 1985.
MLA (9th ed.) Citation
Spence, Jonathan D. The Memory Palace of Matteo Ricci. Penguin Books, 1985.
Warning: These citations may not always be 100% accurate.