Search Results       Your search for [author]Trinidad, Felicisima, Martin, 1914- returned 1 record.           An investigation of supervisory practices of department heads of science in the Manila public secondary schools. by Trinidad, Felicisima, Martin, 1914-; New Brunswick, N.J.: [s.n.], 1965. Subject: School supervision, Secondary; Education -- Philippines -- Manila; Science -- Study and teaching (Secondary).          Add to Book Cart Relevance: 27.60%