Rylant, C., & Stevenson, S. (2011). Annie and Snowball and the Book Bugs Club: The ninth book of their adventures. Simon Spotlight.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रRylant, Cynthia, और Suçie Stevenson. Annie and Snowball and the Book Bugs Club: The Ninth Book of Their Adventures. New York: Simon Spotlight, 2011.
एमएलए (8वां संस्करण) प्रशस्ति पत्रRylant, Cynthia, और Suçie Stevenson. Annie and Snowball and the Book Bugs Club: The Ninth Book of Their Adventures. Simon Spotlight, 2011.
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