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.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रHong, 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.
एमएलए (9वां संस्करण) प्रशस्ति पत्रHong, 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.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.