Lindgren, J. (1947). Authentic map of the Columbia Basin Irrigation System as it will appear upon completion. Lindgren Brothers : Western Souvenirs.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रLindgren, Jolly. Authentic Map of the Columbia Basin Irrigation System as It Will Appear upon Completion. Spokane, Wash.: Lindgren Brothers : Western Souvenirs, 1947.
एमएलए (8वां संस्करण) प्रशस्ति पत्रLindgren, Jolly. Authentic Map of the Columbia Basin Irrigation System as It Will Appear upon Completion. Lindgren Brothers : Western Souvenirs, 1947.
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