Ballard, R. (2001). My day, your day. Greenwillow Books.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रBallard, Robin. My Day, Your Day. [New York]: Greenwillow Books, 2001.
एमएलए (8वां संस्करण) प्रशस्ति पत्रBallard, Robin. My Day, Your Day. Greenwillow Books, 2001.
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