따뜻한학교
Subtitle: "sŏnsaengnim yo, inje nugu ttara kanŭnggayo?" : Kim Ok-chu changpʻyŏn sosŏl
Edition: Chʻopʻan.
Publisher: Inʾgan Kwa Chayŏnsa
Published: 2004
Place of publication: Sŏul-si
Language: kor
Number of pages: 319
Other titles: Ttattŭthan hakkyo