Philippine Islands. Bureau of Education. (1977). Courses of instruction for the public schools of the Philippine Islands. Prescribed by the General Superintendent of Education [microform]. Photoduplication Service, University of the Philippines Library.
Chicago Style (17. basım) AtıfPhilippine Islands. Bureau of Education. Courses of Instruction for the Public Schools of the Philippine Islands. Prescribed by the General Superintendent of Education [microform]. Quezon City: Photoduplication Service, University of the Philippines Library, 1977.
MLA (9th ed.) AtıfPhilippine Islands. Bureau of Education. Courses of Instruction for the Public Schools of the Philippine Islands. Prescribed by the General Superintendent of Education [microform]. Photoduplication Service, University of the Philippines Library, 1977.