Agrawal, R. (2023). Nuts & bolts: Seven small inventions that changed the world (in a big way) (First American edition.). W.W. Norton and Company.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रAgrawal, Roma. Nuts & Bolts: Seven Small Inventions That Changed the World (in a Big Way). First American edition. New York: W.W. Norton and Company, 2023.
एमएलए (8वां संस्करण) प्रशस्ति पत्रAgrawal, Roma. Nuts & Bolts: Seven Small Inventions That Changed the World (in a Big Way). First American edition. W.W. Norton and Company, 2023.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.