Sheeley, C. L. (1920). Dusky trails: Useful information for tourists and campers : fishing and camping resorts near Spokane, Wash. Ware Bros. Co..
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रSheeley, Charles L. Dusky Trails: Useful Information for Tourists and Campers : Fishing and Camping Resorts Near Spokane, Wash. [Spokane, Wash.]: Ware Bros. Co., 1920.
एमएलए (8वां संस्करण) प्रशस्ति पत्रSheeley, Charles L. Dusky Trails: Useful Information for Tourists and Campers : Fishing and Camping Resorts Near Spokane, Wash. Ware Bros. Co., 1920.
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