Onŭl ŭi yangsik
By: Cho Yong-gi chŏ
Edition: Chʻopʻan
Publisher: Yŏngsan Chʻulpʻansa
Published: 1982
Place of publication: Sŏul
Language: kor
Number of pages: 189
Other titles: 1, 2, 3-wŏl ŭl wihan onŭl ŭi yangsik.
Notes: Cover title: 1, 2, 3-wŏl ŭl wihan onŭl ŭi yangsik.