Labor force in Mindanao commerce 1960, 1970, 1985.

Labor force in Mindanao commerce 1960, 1970, 1985.

Dades bibliogràfiques
Format: Mapa
Idioma:English
Publicat: Quezon City Presidential Advisory Council on Public Works and Community Development 1971.
Matèries:
Labor supply > Mindanao > Maps.