Yep, L., Ryder, J., & GrandPré, M. (2017). A dragon's guide to making your human smarter (First Yearling edition.). Yearling.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रYep, Laurence, Joanne Ryder, और Mary GrandPré. A Dragon's Guide to Making Your Human Smarter. First Yearling edition. New York: Yearling, 2017.
एमएलए (8वां संस्करण) प्रशस्ति पत्रYep, Laurence, et al. A Dragon's Guide to Making Your Human Smarter. First Yearling edition. Yearling, 2017.
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