Melling, D. (2005). Good knight sleep tight. Barron's Educational Series, Inc..
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रMelling, David. Good Knight Sleep Tight. Hauppauge, N.Y.: Barron's Educational Series, Inc., 2005.
एमएलए (8वां संस्करण) प्रशस्ति पत्रMelling, David. Good Knight Sleep Tight. Barron's Educational Series, Inc., 2005.
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