Boyd, R. T. (1996). People of the Dalles: The Indians of Wascopam Mission : a historical ethnography based on the papers of the Methodist missionaries. University of Nebraska Press in cooperation with the American Indian Studies Research Institute, Indiana University, Bloomington.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रBoyd, Robert T. People of the Dalles: The Indians of Wascopam Mission : A Historical Ethnography Based on the Papers of the Methodist Missionaries. Lincoln: University of Nebraska Press in cooperation with the American Indian Studies Research Institute, Indiana University, Bloomington, 1996.
एमएलए (8वां संस्करण) प्रशस्ति पत्रBoyd, Robert T. People of the Dalles: The Indians of Wascopam Mission : A Historical Ethnography Based on the Papers of the Methodist Missionaries. University of Nebraska Press in cooperation with the American Indian Studies Research Institute, Indiana University, Bloomington, 1996.