Philippines. National Census and Statistics Office. (1977). Labor force projections by age and sex for the Philippines, by region and province: 1970-2000. National Census and Statistics Office, National Economic and Development Authority.
Citace podle Chicago (17th ed.)Philippines. National Census and Statistics Office. Labor Force Projections by Age and Sex for the Philippines, by Region and Province: 1970-2000. Manila: National Census and Statistics Office, National Economic and Development Authority, 1977.
Citace podle MLA (9th ed.)Philippines. National Census and Statistics Office. Labor Force Projections by Age and Sex for the Philippines, by Region and Province: 1970-2000. National Census and Statistics Office, National Economic and Development Authority, 1977.