Biblio
“Paleoecology And The Prehistoric Maya: A History Of Man-Land Relationships In The Tropics”. Geoscience. Geoscience. University of Arizona.
. 1974. “Las Trampas, New Mexico: Dendrochronology Of A Spanish Colonial Church”. Department Of Geosciences. Department Of Geosciences. Tucson: University of Arizona.
. 1972. ![application/pdf PDF icon](/modules/file/icons/application-pdf.png)