Wittenstein, B., & Hsu, C. (2018). The boo-boos that changed the world: A true story about an accidental invention (really!). Charlesbridge.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रWittenstein, Barry, और Chris Hsu. The Boo-boos That Changed the World: A True Story About an Accidental Invention (really!). Watertown, MA: Charlesbridge, 2018.
एमएलए (8वां संस्करण) प्रशस्ति पत्रWittenstein, Barry, और Chris Hsu. The Boo-boos That Changed the World: A True Story About an Accidental Invention (really!). Charlesbridge, 2018.
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