Differentials in Philippine fertility from the 1990 census - Zablan, Zelda C.; de Guzman, Eliseo A.; Tabije, Tita L. (Manila National Statistics office, 1996)
"A research study funded by the UNFPA-NSO Project (PHI/93/PO1-Utilization and dissemination of demographic data."
Keywords: Fertility, Human -- Statistics. -- Philippines