APA (7th ed.) Citation

Johnson, S. (2023). Extra life: The astonishing story of how we doubled our lifespan. Viking, an imprint of Penguin Random House LLC.

Chicago Style (17th ed.) Citation

Johnson, Steven. Extra Life: The Astonishing Story of How We Doubled Our Lifespan. New York: Viking, an imprint of Penguin Random House LLC, 2023.

MLA (9th ed.) Citation

Johnson, Steven. Extra Life: The Astonishing Story of How We Doubled Our Lifespan. Viking, an imprint of Penguin Random House LLC, 2023.