Goseco, P. S. (1976). Proposed instructional materials based on an analysis of theme errors of first year students in the University of the Philippines Preparatory School [microform]. Photoduplication Service, University of the Philippines Library.
Chicago Style (17th ed.) CitationGoseco, Petronila Sibal. Proposed Instructional Materials Based on an Analysis of Theme Errors of First Year Students in the University of the Philippines Preparatory School [microform]. Quezon City: Photoduplication Service, University of the Philippines Library, 1976.
MLA (9th ed.) CitationGoseco, Petronila Sibal. Proposed Instructional Materials Based on an Analysis of Theme Errors of First Year Students in the University of the Philippines Preparatory School [microform]. Photoduplication Service, University of the Philippines Library, 1976.