O, Y. (2009). Uhoero nŭn ŏpta: Kŭrimch'aek. Kŭmsŏng Ch'ŏngnyŏn Ch'ulp'ansa.
Chicago Style (17th ed.) CitationO, Yŏng-un. Uhoero Nŭn ŏpta: Kŭrimch'aek. P'yŏngyang: Kŭmsŏng Ch'ŏngnyŏn Ch'ulp'ansa, 2009.
MLA (9th ed.) CitationO, Yŏng-un. Uhoero Nŭn ŏpta: Kŭrimch'aek. Kŭmsŏng Ch'ŏngnyŏn Ch'ulp'ansa, 2009.
Warning: These citations may not always be 100% accurate.