Hangad, J. A. (1979). Social aspects of vocational education in the Philippines [microform]. University of the Philippines Library, Photoduplication Service.
Chicago-referens (17:e uppl.)Hangad, Jose A. Social Aspects of Vocational Education in the Philippines [microform]. Quezon City: University of the Philippines Library, Photoduplication Service, 1979.
MLA-referens (9:e uppl.)Hangad, Jose A. Social Aspects of Vocational Education in the Philippines [microform]. University of the Philippines Library, Photoduplication Service, 1979.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.