Buckley, R. (2015). The foolish tortoise (First Simon Spotlight Ready-to-Read edition.). Simon Spotlight.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रBuckley, Richard. The Foolish Tortoise. First Simon Spotlight Ready-to-Read edition. New York: Simon Spotlight, 2015.
एमएलए (8वां संस्करण) प्रशस्ति पत्रBuckley, Richard. The Foolish Tortoise. First Simon Spotlight Ready-to-Read edition. Simon Spotlight, 2015.
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