Nun ŭi kulchŏl isang kwa anʼgyŏng
By: [chippʻil Kim Sŭng-jong ; pʻyŏnjip Ma Hwa-suk].
Contributors: Ma, Hwa-suk.
Publisher: Kwahak, Paekkwa Sajŏn Chʻulpʻansa
Published: 1987
Place of publication: [Pʻyŏngyang]
Language: kor
Number of pages: 235
Subjects: Eye -- Refractive errors; Eyeglasses
Notes: Cover title.

Bibliography: p. 233-235.