Karo ssŭgi sae kyobon
By: Ok Chʻi-jŏng chiŭm ; Karo Ssŭgi Yŏnʼguhoe chʻuchʻŏn.
Publisher: Chŏngŭmsa
Published: 1948
Place of publication: Sŏul-si
Language: kor
Subjects: Korean language -- Orthography and spelling