APA (7th ed.) Citation

Johnson, S., & Newbern, G. (2014). How we got to now: Six innovations that made the modern world (Unabridged.). Penguin Audio.

Chicago Style (17th ed.) Citation

Johnson, Steven, and George Newbern. How We Got to Now: Six Innovations That Made the Modern World. Unabridged. New York: Penguin Audio, 2014.

MLA (8th ed.) Citation

Johnson, Steven, and George Newbern. How We Got to Now: Six Innovations That Made the Modern World. Unabridged. Penguin Audio, 2014.

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