Yi, Ŭ. (2009). Irŏbŏrin ch'owŏl ŭl ch'ajasŏ: Han'guk Yugyo ŭi chonggyojŏk sŏngch'al kwa yŏsŏngjuŭi (2 swae.). Mosinŭn Saramdŭl.
Chicago Style (17th ed.) CitationYi, Ŭn-sŏn. Irŏbŏrin Ch'owŏl ŭl Ch'ajasŏ: Han'guk Yugyo ŭi Chonggyojŏk Sŏngch'al Kwa Yŏsŏngjuŭi. 2 swae. Sŏul: Mosinŭn Saramdŭl, 2009.
MLA (9th ed.) CitationYi, Ŭn-sŏn. Irŏbŏrin Ch'owŏl ŭl Ch'ajasŏ: Han'guk Yugyo ŭi Chonggyojŏk Sŏngch'al Kwa Yŏsŏngjuŭi. 2 swae. Mosinŭn Saramdŭl, 2009.
Warning: These citations may not always be 100% accurate.