Hong, K. (1978). An estimated economic contribution of schooling and extension in Korean agriculture Ki-Yong Hong [microform]. Photoduplication Service, University of the Philippines Library.
Citazione stile Chigago Style (17a edizione)Hong, Ki-Yong. An Estimated Economic Contribution of Schooling and Extension in Korean Agriculture Ki-Yong Hong [microform]. Quezon City: Photoduplication Service, University of the Philippines Library, 1978.
Citatione MLA (9a ed.)Hong, Ki-Yong. An Estimated Economic Contribution of Schooling and Extension in Korean Agriculture Ki-Yong Hong [microform]. Photoduplication Service, University of the Philippines Library, 1978.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.