Judge, L. (2013). How big were dinosaurs? (First edition.). Roaring Brook Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रJudge, Lita. How Big Were Dinosaurs? First edition. New York: Roaring Brook Press, 2013.
एमएलए (8वां संस्करण) प्रशस्ति पत्रJudge, Lita. How Big Were Dinosaurs? First edition. Roaring Brook Press, 2013.
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