Oliphant, J. O. (1946). The eastward movement of cattle from the Oregon country. n.pub.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रOliphant, J. Orin. The Eastward Movement of Cattle from the Oregon Country. [N.p: n.pub, 1946.
एमएलए (8वां संस्करण) प्रशस्ति पत्रOliphant, J. Orin. The Eastward Movement of Cattle from the Oregon Country. n.pub, 1946.
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