Kim, C. (1977). The history of fertilizer policies in Korea: An economic study. s.n.
Chicago Style (17th ed.) CitationKim, Choonsan. The History of Fertilizer Policies in Korea: An Economic Study. s.l: s.n, 1977.
MLA引文Kim, Choonsan. The History of Fertilizer Policies in Korea: An Economic Study. s.n, 1977.
警告:這些引文格式不一定是100%准確.