Sŏ, P. (1969). Han'guk nongŏp ŭi kaebal chŏllyak. Samhwa Ch'ulp'ansa.
Chicago Style (17th ed.) CitationSŏ, Pong-gyun. Han'guk Nongŏp ŭi Kaebal Chŏllyak. Sŏul: Samhwa Ch'ulp'ansa, 1969.
MLA (9th ed.) CitationSŏ, Pong-gyun. Han'guk Nongŏp ŭi Kaebal Chŏllyak. Samhwa Ch'ulp'ansa, 1969.
Warning: These citations may not always be 100% accurate.