APA (7th ed.) Citation

Johnson, S. (2021). Extra life: A short history of living longer. Riverhead Books.

Chicago Style (17th ed.) Citation

Johnson, Steven. Extra Life: A Short History of Living Longer. New York: Riverhead Books, 2021.

MLA (8th ed.) Citation

Johnson, Steven. Extra Life: A Short History of Living Longer. Riverhead Books, 2021.

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