Association of American Geographers. (2008). Guide to geography programs in the Americas: AAG handbook and directory of geographers. Washington, DC: Association of American Geographers.
Citación estilo ChicagoAssociation of American Geographers. Guide to Geography Programs in the Americas: AAG Handbook and Directory of Geographers. Washington, DC: Association of American Geographers, 2008.
Cita MLAAssociation of American Geographers. Guide to Geography Programs in the Americas: AAG Handbook and Directory of Geographers. Washington, DC: Association of American Geographers, 2008.
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