APA (7th ed.) Citation

Yu, C. (1961). Kugŏ pyŏnchʻŏnsa. Tʻongmunkwan.

Chicago Style (17th ed.) Citation

Yu, Chʻang-don. Kugŏ Pyŏnchʻŏnsa. Sŏul tʻŭkpyŏlsi: Tʻongmunkwan, 1961.

MLA (9th ed.) Citation

Yu, Chʻang-don. Kugŏ Pyŏnchʻŏnsa. Tʻongmunkwan, 1961.

Warning: These citations may not always be 100% accurate.