Population Center Foundation Information Division. (1979). Union catalog of population literature in Philippine libraries. s.n.
Style de citation Chicago (17e éd.)Population Center Foundation Information Division. Union Catalog of Population Literature in Philippine Libraries. Makati: s.n, 1979.
Style de citation MLA (9e éd.)Population Center Foundation Information Division. Union Catalog of Population Literature in Philippine Libraries. s.n, 1979.
Attention : ces citations peuvent ne pas être correctes à 100%.