A study of fertility trade and differentials in Metropolitan Manila, Cagayan and Isabela, (1970-1975) - Pinlac, N.T. Gracia B. (1981)
Thesis (A.B.)--University of the Philippines, Quezon City.
Typescript.
Keywords: Fertility, Human -- Philippines -- Manila Metropolitan area; Fertility, Human -- Philippines -- Cagayan; Fertility, Human -- Philippines -- Isabela