Balaria, S. E. (1979). An appraisal of the results of using the vernacular as medium of instruction in the lower primary grades of the schools in the Northeast Cabanatuan District, Division of Cabanatuan City [microform]. Photoduplication Service. University of the Philippines Library.
Chicago-referens (17:e uppl.)Balaria, Sotera E. An Appraisal of the Results of Using the Vernacular as Medium of Instruction in the Lower Primary Grades of the Schools in the Northeast Cabanatuan District, Division of Cabanatuan City [microform]. Quezon City: Photoduplication Service. University of the Philippines Library, 1979.
MLA-referens (9:e uppl.)Balaria, Sotera E. An Appraisal of the Results of Using the Vernacular as Medium of Instruction in the Lower Primary Grades of the Schools in the Northeast Cabanatuan District, Division of Cabanatuan City [microform]. Photoduplication Service. University of the Philippines Library, 1979.