Heying, H., & Weinstein, B. (2021). A hunter-gatherer's guide to the 21st century: Evolution and the challenges of modern life (First edition.). Portfolio/Penguin.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रHeying, Heather, और Bret Weinstein. A Hunter-gatherer's Guide to the 21st Century: Evolution and the Challenges of Modern Life. First edition. [New York]: Portfolio/Penguin, 2021.
एमएलए (8वां संस्करण) प्रशस्ति पत्रHeying, Heather, और Bret Weinstein. A Hunter-gatherer's Guide to the 21st Century: Evolution and the Challenges of Modern Life. First edition. Portfolio/Penguin, 2021.
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