APA
Conference of Latin American Geographers, . (1998). Year Book 1998. Texas: University of Texas.
Chicago
Conference of Latin American Geographers, . 1998. Year Book 1998. Texas: University of Texas.
Harvard
Conference of Latin American Geographers, . (1998). Year Book 1998. Texas: University of Texas.
MLA
Conference of Latin American Geographers, . Year Book 1998. Texas: University of Texas. 1998.
