Prater, G. (1969). Snowshoe hikes in the Cascades and Olympics ([1st ed.].). Mountaineers.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रPrater, Gene. Snowshoe Hikes in the Cascades and Olympics. [1st ed.]. Seattle: Mountaineers, 1969.
एमएलए (8वां संस्करण) प्रशस्ति पत्रPrater, Gene. Snowshoe Hikes in the Cascades and Olympics. [1st ed.]. Mountaineers, 1969.
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