Hanʼgŭl matchʻumpŏp tʻongiran kangŭi Suchŏng chŭngbo - Yi, Hŭi-sŭng (Pakmun chʻulpʻansa, 1953)
"Hanʼgŭl matchʻumpŏp tʻongiran kangŭi"
Includes bibliographical references