Cita APA

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 Chicago

Association of American Geographers. Guide to Geography Programs in the Americas: AAG Handbook and Directory of Geographers. Washington, DC: Association of American Geographers, 2008.

Cita MLA

Association of American Geographers. Guide to Geography Programs in the Americas: AAG Handbook and Directory of Geographers. Washington, DC: Association of American Geographers, 2008.