Forbis, R. G. (1950). Archaeological data from the Gates of the Mountains. Dept. of Sociology and Anthropology, Montana State University.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रForbis, Richard G. Archaeological Data from the Gates of the Mountains. Missoula, Mont.: Dept. of Sociology and Anthropology, Montana State University, 1950.
एमएलए (8वां संस्करण) प्रशस्ति पत्रForbis, Richard G. Archaeological Data from the Gates of the Mountains. Dept. of Sociology and Anthropology, Montana State University, 1950.
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