Directory
Directory of geoscience departments, United States& Canada [elektronický zdroj]. -- Falls Church, Va. : The Institute. -- v. ; 26 cm. -- Description based on: 18th ed. (1979/80).
American Geological Institute
Geology - Study and teaching (Higher) - United States - Directories.. Geology - Study and teaching (Higher) - Canada - Directories.. Universities and colleges - United States - Directories.. Universities and colleges - Canada - Directories. Sciences de la terre - Étude et enseignement (Supérieur - Etats-Unis - Répertoires.. Sciences de la terre - Étude et enseignement (Supérieur - Canada - Répertoires