Population Center Foundation of the Philippines. Selective Dissemination of Information Project. (1981). Glossary of population terms: 192 commonly-used terms in demography, contraceptive technology, medicine, and related fields. The Center.
Citazione stile Chigago Style (17a edizione)Population Center Foundation of the Philippines. Selective Dissemination of Information Project. Glossary of Population Terms: 192 Commonly-used Terms in Demography, Contraceptive Technology, Medicine, and Related Fields. Makati, Metro Manila: The Center, 1981.
Citatione MLA (9a ed.)Population Center Foundation of the Philippines. Selective Dissemination of Information Project. Glossary of Population Terms: 192 Commonly-used Terms in Demography, Contraceptive Technology, Medicine, and Related Fields. The Center, 1981.