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.
Chicago-viite (17. p.)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.
MLA-viite (9. p.)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.