ebrary, Inc, & Bamforth, D. B. (2007). The Allen Site: A Paleoindian camp in southwestern Nebraska. University of New Mexico Press.
Чикаго-гийн эшлэл (17 дахь хэвлэлт)ebrary, Inc, ба Douglas B. Bamforth. The Allen Site: A Paleoindian Camp in Southwestern Nebraska. Albuquerque: University of New Mexico Press, 2007.
MLA -ийн эшлэл (9 дэх хэвлэлт)ebrary, Inc, ба Douglas B. Bamforth. The Allen Site: A Paleoindian Camp in Southwestern Nebraska. University of New Mexico Press, 2007.
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