Gebhart, R. (2016). There will be bears (First paperback edition.). Candlewick Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रGebhart, Ryan. There Will Be Bears. First paperback edition. Somerville, Massachussetts: Candlewick Press, 2016.
एमएलए (8वां संस्करण) प्रशस्ति पत्रGebhart, Ryan. There Will Be Bears. First paperback edition. Candlewick Press, 2016.
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