Yi Chae-gyu Kyosu ŭi 3-pun kyŏngyŏng
Subtitle: 3 minutes management
Edition: 1-pʻan
Publisher: Sagwa Namu
Published: 2003
Place of publication: Kyŏnggi-do Koyang-si
Language: kor
Number of pages: 288
Subjects: Success; Conduct of life
Other titles: Yi Chae-gyu Kyosu ŭi sambun kyŏngyŏng; 3-pun kyŏngyŏng; 3 minutes management