Cumba, T. S. (1976). Habits of televiewing children in relation to cetain variables [microform]. Photoduplication Service, University of the Philippines Library.
Chicago-referens (17:e uppl.)Cumba, Trinidad Soledad. Habits of Televiewing Children in Relation to Cetain Variables [microform]. Quezon City: Photoduplication Service, University of the Philippines Library, 1976.
MLA-referens (9:e uppl.)Cumba, Trinidad Soledad. Habits of Televiewing Children in Relation to Cetain Variables [microform]. Photoduplication Service, University of the Philippines Library, 1976.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.