00000cgm a22000004a 4500 UP-99796217606318718 Buklod 20230503092542.0 gnnn a tz ta 080210s1976 xx ||| | || ||eng d (iLib)UPD-00000390944 DML eng Mallonga, Rosario Singson 1926- The supervisory practices of elementary school principals in the Division of Cagayan [microform Rosario (Singson) Mallonga. Quezon City Photoduplication Service University of the Philippines Library 1976. 1 Microfilm reel 16 mm. Microfilmed with 13 other titles. Thesis (M.Ed.)--University of the Philippines, Diliman. Originally published in Quezon City, 1970. School superintendents and principals Cagayan (Province) School supervision. Visual Material FI UPD DMLR MCF-8042A Visual Material