APA (7th ed.) Citation

Ko, P. (1988). Tonga kyosŏpsa ŭi yŏnʼgu (4-pʻan.). Sŏul Taehakkyo Chʻulpʻanbu.

Chicago Style (17th ed.) Citation

Ko, Pyŏng-ik. Tonga Kyosŏpsa ŭi Yŏnʼgu. 4-pʻan. Sŏul: Sŏul Taehakkyo Chʻulpʻanbu, 1988.

MLA (9th ed.) Citation

Ko, Pyŏng-ik. Tonga Kyosŏpsa ŭi Yŏnʼgu. 4-pʻan. Sŏul Taehakkyo Chʻulpʻanbu, 1988.