Educational multimedia content and the English proficiency of preschool students of private schools in Davao City
Problems of teaching technical English in vocational and technical schools in Davao City school year 1978-1979
Development and validation of a reading improvement course 1 worktext and its effectiveness for NDDU students
An observation tool for English classes: its effectiveness and acceptability levels / by Lourdes P. Gamutan.–
Action, research on errors in composition writing of third year students of the Davao City High School 1979-1980