일하는즐거움나누는기쁨
Subtitle: Hanʾgukhyŏng nosa kwanʾgye palchŏn chŏllyak
By: [chiŭni Chʻoe Sŏng-jun]
Edition: Chʻopʻan.
Publisher: Chisik Sanŏpsa
Published: 1994
Place of publication: Sŏul
Language: kor
Number of pages: 259
Other titles: Il hanŭn chŭlgŏum nanunŭn kippŭm