An evaluative survey of biology teaching in the secondary schools of Cagayan province, school year 1969-1970 [microform] - Rocero, Mamerta of the Cross, Sister (Quezon City Photoduplication Service, University of the Philippines Library, 1974)
Microfilmed with 14 other titles.
Thesis (M.A.)--University of Santo Tomas, Manila.
Originally published in 1971.
Keywords: Biology -- Study and teaching (Secondary) -- Philippines -- Cagayan (Province).