APA (7th ed.) Citation

Holiday, R. (2019). Stillness is the key. Portfolio/Penguin.

Chicago Style (17th ed.) Citation

Holiday, Ryan. Stillness Is the Key. New York: Portfolio/Penguin, 2019.

MLA (8th ed.) Citation

Holiday, Ryan. Stillness Is the Key. Portfolio/Penguin, 2019.

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