Sim, Y. (2015). Yŏksa chŏnjaeng: Kwŏllyŏk ŭn wae yŏksa rŭl changak haryŏ hanŭn'ga? (Ch'op'an.). Saenggak Chŏngwŏn.
Chicago Style (17th ed.) CitationSim, Yong-hwan. Yŏksa Chŏnjaeng: Kwŏllyŏk ŭn Wae Yŏksa Rŭl Changak Haryŏ Hanŭn'ga? Ch'op'an. Sŏul: Saenggak Chŏngwŏn, 2015.
MLA (9th ed.) CitationSim, Yong-hwan. Yŏksa Chŏnjaeng: Kwŏllyŏk ŭn Wae Yŏksa Rŭl Changak Haryŏ Hanŭn'ga? Ch'op'an. Saenggak Chŏngwŏn, 2015.
Warning: These citations may not always be 100% accurate.