Family Planning Organization of the Philippines. (1977). Yearbook. The Organization.
Citazione stile Chigago Style (17a edizione)Family Planning Organization of the Philippines. Yearbook. Manila: The Organization, 1977.
Citatione MLA (9a ed.)Family Planning Organization of the Philippines. Yearbook. The Organization, 1977.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.