Yu, C. (1955). Koŏ sajŏn: Pu kungmun kosŏ yakchi. Tongguk Munhwasa.
Chicago Style (17th ed.) CitationYu, Ch'ang-don. Koŏ Sajŏn: Pu Kungmun Kosŏ Yakchi. Sŏul: Tongguk Munhwasa, 1955.
MLA (9th ed.) CitationYu, Ch'ang-don. Koŏ Sajŏn: Pu Kungmun Kosŏ Yakchi. Tongguk Munhwasa, 1955.
Warning: These citations may not always be 100% accurate.