Milan, F. R. (1975). Competency of barrio high school teachers in instructional activities as represented by the opinions of students: 1972-1973 [microform]. Photoduplication Service. University of the Philippines Library.
Citazione stile Chigago Style (17a edizione)Milan, Francisco Ramis. Competency of Barrio High School Teachers in Instructional Activities as Represented by the Opinions of Students: 1972-1973 [microform]. Quezon City: Photoduplication Service. University of the Philippines Library, 1975.
Citatione MLA (9a ed.)Milan, Francisco Ramis. Competency of Barrio High School Teachers in Instructional Activities as Represented by the Opinions of Students: 1972-1973 [microform]. Photoduplication Service. University of the Philippines Library, 1975.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.