University of the Philippines (Diliman) Institute of Mass Communication & UP/IMC-UNESCO-UNFPA Family Planning Communication Project. (1974). The Philippine population problem. [s.n.].
Citazione stile Chigago Style (17a edizione)University of the Philippines (Diliman) Institute of Mass Communication e UP/IMC-UNESCO-UNFPA Family Planning Communication Project. The Philippine Population Problem. Quezon City: [s.n.], 1974.
Citatione MLA (9a ed.)University of the Philippines (Diliman) Institute of Mass Communication e UP/IMC-UNESCO-UNFPA Family Planning Communication Project. The Philippine Population Problem. [s.n.], 1974.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.