Geer, T. T. (1916). Fifty years in Oregon: Experiences, observations, and commentaries upon men, measures, and customs in pioneer days and later times. The Neale publishing Co..
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रGeer, T. T. Fifty Years in Oregon: Experiences, Observations, and Commentaries upon Men, Measures, and Customs in Pioneer Days and Later Times. New York: The Neale publishing Co., 1916.
एमएलए (8वां संस्करण) प्रशस्ति पत्रGeer, T. T. Fifty Years in Oregon: Experiences, Observations, and Commentaries upon Men, Measures, and Customs in Pioneer Days and Later Times. The Neale publishing Co., 1916.
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