Παραπομπή σε μορφή APA (7η εκδ.)
Pitblado, B. L. (2003). Late Paleoindian occupation of the southern Rocky Mountains: Early Holocene projectile points and land use in the high country. University Press of Colorado.
Παραπομπή σε μορφή Chicago (17η εκδ.)
Pitblado, Bonnie L. Late Paleoindian Occupation of the Southern Rocky Mountains: Early Holocene Projectile Points and Land Use in the High Country. Boulder, Colo.: University Press of Colorado, 2003.
Παραπομπή σε μορφή MLA (9th εκδ.)
Pitblado, Bonnie L. Late Paleoindian Occupation of the Southern Rocky Mountains: Early Holocene Projectile Points and Land Use in the High Country. University Press of Colorado, 2003.
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