Howard, J. K. (1952). Strange empire: A narrative of the Northwest. Morrow.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रHoward, Joseph Kinsey. Strange Empire: A Narrative of the Northwest. New York: Morrow, 1952.
एमएलए (8वां संस्करण) प्रशस्ति पत्रHoward, Joseph Kinsey. Strange Empire: A Narrative of the Northwest. Morrow, 1952.
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