Booth, E. S. (1942). A field guide to the birds of eastern Washington, eastern Oregon, and Idaho. Walla Walla College.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रBooth, Ernest S. A Field Guide to the Birds of Eastern Washington, Eastern Oregon, and Idaho. College Place, Wash.: Walla Walla College, 1942.
एमएलए (8वां संस्करण) प्रशस्ति पत्रBooth, Ernest S. A Field Guide to the Birds of Eastern Washington, Eastern Oregon, and Idaho. Walla Walla College, 1942.
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