Bennett, H. J., & Weber, M. S. (2007). It hurts when I poop!: A story for children who are scared to use the potty. Magination Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रBennett, Howard J., और Michael S. Weber. It Hurts When I Poop!: A Story for Children Who Are Scared to Use the Potty. Washington, D.C: Magination Press, 2007.
एमएलए (9वां संस्करण) प्रशस्ति पत्रBennett, Howard J., और Michael S. Weber. It Hurts When I Poop!: A Story for Children Who Are Scared to Use the Potty. Magination Press, 2007.
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