Luna-an, H. L. (1977). The impact of imported breeding cattle on the beef industry of the Philippines [microform]. Photoduplication Service. University of the Philippines Library.
Citazione stile Chigago Style (17a edizione)Luna-an, Hermetanio Lupiahan. The Impact of Imported Breeding Cattle on the Beef Industry of the Philippines [microform]. Quezon City: Photoduplication Service. University of the Philippines Library, 1977.
Citatione MLA (9a ed.)Luna-an, Hermetanio Lupiahan. The Impact of Imported Breeding Cattle on the Beef Industry of the Philippines [microform]. Photoduplication Service. University of the Philippines Library, 1977.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.