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.
芝加哥风格引文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.
MLA引文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.
警告：这些引文格式不一定是100％准确.