Willems, M. (2013). I'm a frog! (First edition.). Hyperion Books for Children, an imprint of Disney Book Group.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रWillems, Mo. I'm a Frog! First edition. New York: Hyperion Books for Children, an imprint of Disney Book Group, 2013.
एमएलए (8वां संस्करण) प्रशस्ति पत्रWillems, Mo. I'm a Frog! First edition. Hyperion Books for Children, an imprint of Disney Book Group, 2013.
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