Population Information Division. Population Center Foundation, Population Center Foundation. Programs Division, & Population Center Foundation. Population Data Information Service. (1983). Annotated inventory of population-related studies in the Philippines. Population Center Foundation.
Παραπομπή σε μορφή Chicago (17η εκδ.)Population Information Division. Population Center Foundation, Population Center Foundation. Programs Division, και Population Center Foundation. Population Data Information Service. Annotated Inventory of Population-related Studies in the Philippines. Makati, Metro Manila: Population Center Foundation, 1983.
Παραπομπή σε μορφή MLA (9th εκδ.)Population Information Division. Population Center Foundation, et al. Annotated Inventory of Population-related Studies in the Philippines. Population Center Foundation, 1983.