Hahn, M. D. (2009). Closed for the season: A mystery story. Clarion Books.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रHahn, Mary Downing. Closed for the Season: A Mystery Story. Boston: Clarion Books, 2009.
एमएलए (8वां संस्करण) प्रशस्ति पत्रHahn, Mary Downing. Closed for the Season: A Mystery Story. Clarion Books, 2009.
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