마음을열면길이보인다
Subtitle: kotʻong sok esŏ yu rŭl chʻaja
By: Pʻyŏn Yŏng-ja chiŭm
Edition: Chʻopʻan.
Publisher: Ŭryu Munhwasa
Published: 1997
Place of publication: Sŏul-si
Language: kor
Number of pages: 224
Other titles: Maŭm ŭl yŏlmyŏn kil i poinda