APA (7th ed.) Citation

Heying, H. (2021). A hunter-gatherer's guide to the 21st century: Evolution and the challenges of modern life (Unabridged.). Penguin Audio.

Chicago Style (17th ed.) Citation

Heying, Heather. A Hunter-gatherer's Guide to the 21st Century: Evolution and the Challenges of Modern Life. Unabridged. New York: Penguin Audio, 2021.

MLA (8th ed.) Citation

Heying, Heather. A Hunter-gatherer's Guide to the 21st Century: Evolution and the Challenges of Modern Life. Unabridged. Penguin Audio, 2021.

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