Sam, sahoe, inʼgan, kyoyuk
By: Cho Chae-do.
Edition: Chʻopʻan
Series: Kyoyuk sinsŏ -- 9; Kyoyuk sinsŏ (Pʻurŭn Namu (Seoul, Korea)) -- 9.
Publisher: Pʻurŭn Namu
Published: 1991
Place of publication: [Seoul]
Language: kor
Number of pages: 238
Subjects: Education -- Korea (South); Education