Valencia, N. Q. (1980). Development of sample instructional materials in communication arts (English) grade four of the University of the Philippines Integrated School [microform]. Photoduplication Service. University of the Philippines Library.
Citazione stile Chigago Style (17a edizione)Valencia, Nora Q. Development of Sample Instructional Materials in Communication Arts (English) Grade Four of the University of the Philippines Integrated School [microform]. Quezon City: Photoduplication Service. University of the Philippines Library, 1980.
Citatione MLA (9a ed.)Valencia, Nora Q. Development of Sample Instructional Materials in Communication Arts (English) Grade Four of the University of the Philippines Integrated School [microform]. Photoduplication Service. University of the Philippines Library, 1980.