Balogo, E. V. (1974). The role of rice and corn industry in the economic development of South Cotabato [microform]. Photoduplication Service, University of the Philippines Library.
Lua i Stíl Chicago (17ú heag.)Balogo, Editha V. The Role of Rice and Corn Industry in the Economic Development of South Cotabato [microform]. Quezon City: Photoduplication Service, University of the Philippines Library, 1974.
Lua MLA (9ú heag.)Balogo, Editha V. The Role of Rice and Corn Industry in the Economic Development of South Cotabato [microform]. Photoduplication Service, University of the Philippines Library, 1974.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.