Yi, Ki-mun

1930

• A history of the Korean language
• Kugŏsa kaesŏl
• Hanʼgugŏ ŭi palchŏn panghyang
• Hanʼguk ŭi soktam
• Hanʾguk ŏmun ŭi che munje
• Hunmong chahoe yŏnʼgu
• Kankokugo no rekishi
• Kugŏ ŏhwisa yŏnʼgu
• Kugŏ pʻyogipŏp ŭi yŏksajŏk yŏnʾgu
• Kugŏ ŭi hyŏnsil kwa isang
• Kugŏ ŭmullon
• Kugŏ ŭmunnon