Smil, V. (2022). How the world really works: The science behind how we got here and where we're going (First North American edition.). Viking.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रSmil, Vaclav. How the World Really Works: The Science Behind How We Got Here and Where We're Going. First North American edition. [New York]: Viking, 2022.
एमएलए (8वां संस्करण) प्रशस्ति पत्रSmil, Vaclav. How the World Really Works: The Science Behind How We Got Here and Where We're Going. First North American edition. Viking, 2022.
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