Murphy, M. (2003). Hope in hard times: New Deal photographs of Montana, 1936-1942. Montana Historical Society Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रMurphy, Mary. Hope in Hard Times: New Deal Photographs of Montana, 1936-1942. Helena, Mont.: Montana Historical Society Press, 2003.
एमएलए (8वां संस्करण) प्रशस्ति पत्रMurphy, Mary. Hope in Hard Times: New Deal Photographs of Montana, 1936-1942. Montana Historical Society Press, 2003.
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