Kugŏsa kaeyo /
Kim Hyŏng-gyu chŏ.
國語史槪要
APA Citation
Kim, H., 金亨奎, 1. (1975). Kugŏsa kaeyo. [Sŏul]: Ilchogak.
MLA Citation
Kim, Hyŏng-gyu, 1911-, and 1911- 金亨奎. Kugŏsa Kaeyo. [Sŏul]: Ilchogak, 1975.
Warning: These citations may not always be complete (especially for serials).