Hanlon, A. (2012). Ralph tells a story. Amazon Children's Publishing.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रHanlon, Abby. Ralph Tells a Story. Las Vegas, NV: Amazon Children's Publishing, 2012.
एमएलए (8वां संस्करण) प्रशस्ति पत्रHanlon, Abby. Ralph Tells a Story. Amazon Children's Publishing, 2012.
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