Krulik, N., & Ross, J. T. (2013). George brown, class clown: Hey! who stole the toilet? (Unabridged.). Recorded Books Inc..
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रKrulik, Nancy, और Jonathan Todd Ross. George Brown, Class Clown: Hey! Who Stole the Toilet? Unabridged. Prince Frederick: Recorded Books Inc., 2013.
एमएलए (8वां संस्करण) प्रशस्ति पत्रKrulik, Nancy, और Jonathan Todd Ross. George Brown, Class Clown: Hey! Who Stole the Toilet? Unabridged. Recorded Books Inc., 2013.
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