Resler, T. J. (2018). How things work: Discover secrets and science behind medieval machines, jet packs, movie magic, and everything in between. National Geographic.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रResler, Tamara J. How Things Work: Discover Secrets and Science Behind Medieval Machines, Jet Packs, Movie Magic, and Everything in Between. Washington, D.C.: National Geographic, 2018.
एमएलए (8वां संस्करण) प्रशस्ति पत्रResler, Tamara J. How Things Work: Discover Secrets and Science Behind Medieval Machines, Jet Packs, Movie Magic, and Everything in Between. National Geographic, 2018.
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