Ch'oe, C., Chŏn, C., Kim, C., Kwŏn, S., Yi, K., Kim, I., & Cho, C. (2011). Yŏksa chirihak kangŭi: Ch'ŏŭm manna nŭn yŏksa chiri yŏl tasŏt madang = Fifteen lectures on historical geography (Ch'op'an 1 swae.). Sahoe P'yŏngnon.
Chicago Style (17th ed.) CitationCh'oe, Chin-sŏng, Chong-han Chŏn, Chong-hyŏk Kim, Sŏn-chŏng Kwŏn, Ki-bong Yi, Il-lim Kim, and Chŏng-kyu Cho. Yŏksa Chirihak Kangŭi: Ch'ŏŭm Manna Nŭn Yŏksa Chiri Yŏl Tasŏt Madang = Fifteen Lectures on Historical Geography. Ch'op'an 1 swae. Sŏul: Sahoe P'yŏngnon, 2011.
MLA (9th ed.) CitationCh'oe, Chin-sŏng, et al. Yŏksa Chirihak Kangŭi: Ch'ŏŭm Manna Nŭn Yŏksa Chiri Yŏl Tasŏt Madang = Fifteen Lectures on Historical Geography. Ch'op'an 1 swae. Sahoe P'yŏngnon, 2011.
Warning: These citations may not always be 100% accurate.