Yazar
julio l betancourt
8 cilt bulundu.
David E. Doyel, Jeffrey S. Dean, Julio L. Betancourt · University of Utah Press
380 sayfa · 2006
Indians of North America / Paleo-Indians / Human ecology / History / Paleoecology
Julio L. Betancourt, Thomas R. Van Devender, Paul S. Martin · University of Arizona Press
478 sayfa · 2016
Paleontology / Paleobotany
Julio L. Betancourt, Thomas R. Van Devender, Paul S. Martin · University of Arizona Press
467 sayfa · 1990
Fossil Wood rats / Paleobotany / Paleoecology
Julio L. Betancourt · Cultural Resource Management Section, Arizona State Museum, University of Arizona
128 sayfa · 1978
Antiquities / Indians of North America
Julio L. Betancourt · Office of the State Archeologist, Texas Historical Commission
117 sayfa · 1977
Antiquities / Indians of North America
Webb, Robert H., Julio L. Betancourt, Raymond M. Turner, R. Roy Johnson, Bernard L. Fontana · University of Arizona Press
296 sayfa · 2014
Natural history, united states / Freshwater ecology / Natural history / Stream ecology / NATURE / Ecology
Patricia M. Spoerl, Julio L. Betancourt, Joseph A. Tainter, Jeff Boyer, United States. Forest Service. Southwestern Region · USDA Forest Service
72 sayfa · 1981
Apache Indians / History, 1849-1880 / Mescalero Indians / Antiquities