Alda, A. (2006). Did you say pears? Tundra Books ; Tundra Books of Northern New York.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रAlda, Arlene. Did You Say Pears? Toronto, Ont. : Plattsburgh, N.Y.: Tundra Books ; Tundra Books of Northern New York, 2006.
एमएलए (8वां संस्करण) प्रशस्ति पत्रAlda, Arlene. Did You Say Pears? Tundra Books ; Tundra Books of Northern New York, 2006.
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