Foreign agricultural colonies in Costa Rica : an analysis of foreign colonization in a tropical environment - Masing, Ulv 1927- (Ann Arbor, Michigan : University Microfilms, 1964)
Microfilm hecho por University of Florida, Ann Arbor, Michigan.-- Tesis - Unversity of Florida.-- Copia 2, 1965
Keywords: COLONIAS AGRICOLAS -- COSTA RICA