Sŭsŭng, kyoyuk nonsŏl, susang ki
By: O Chʻŏn-sŏk chŏ
Series: O, Chʻŏn-sŏk kyoyuk sasang munjip -- 6; O, Chʻŏn-sŏk kyoyuk sasang munjip -- 6.
Publisher: Kwangmyŏng Chʻulpʻansa
Published: 1975
Place of publication: Sŏul
Language: kor
Number of pages: 402
Subjects: Education