Magdamo, Patricia Ling, 1931- An approach to moral education in Philippine secondary schools [microform] / by Patricia Ling Magdamo - Ann Arbor, Mich. : University Microfilms International, 1975 - 1 microfilm reel : positive ; 35 mm. Thesis (Ph.D.) - Columbia University, 1974 Subjects--Topical Terms: Moral education (Secondary)--Philippines Subjects--Geographic Terms: Philippines--Moral education (Secondary)