Doronila, M. L. (1977). Model outlining skill builders for Filipino high school students [microform]. Photoduplication Service. University of the Philippines Library.
Chicago-referens (17:e uppl.)Doronila, Maria Luisa. Model Outlining Skill Builders for Filipino High School Students [microform]. Quezon City: Photoduplication Service. University of the Philippines Library, 1977.
MLA-referens (9:e uppl.)Doronila, Maria Luisa. Model Outlining Skill Builders for Filipino High School Students [microform]. Photoduplication Service. University of the Philippines Library, 1977.
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