Cocjin, C. L. (1974). An analysis of journalistic qualities of selected Philippine weekly magazines (January to December 1967) [microform]. Photoduplication Service, University of the Philippines Library.
Chicago-referens (17:e uppl.)Cocjin, Carlito L. An Analysis of Journalistic Qualities of Selected Philippine Weekly Magazines (January to December 1967) [microform]. Quezon City: Photoduplication Service, University of the Philippines Library, 1974.
MLA-referens (9:e uppl.)Cocjin, Carlito L. An Analysis of Journalistic Qualities of Selected Philippine Weekly Magazines (January to December 1967) [microform]. Photoduplication Service, University of the Philippines Library, 1974.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.