Concise report on the world population situation in 1979 : conditions, trends, prospects, policies
United Nations. Department of International Economic.
- New York : United Nations, 1980
- viii, 115 p
1979-
DESARROLLO URBANO
POLITICA DEMOGRAFICA
CRECIMIENTO DE LA POBLACION
DEMOGRAFIA
1979-
DESARROLLO URBANO
POLITICA DEMOGRAFICA
CRECIMIENTO DE LA POBLACION
DEMOGRAFIA