Sawŏl esŏ owŏl ro
Subtitle: Ha Chong-o sijip
Series: Chʻangbi sisŏn -- 43
Publisher: Chʻangjak kwa Pipʻyŏngsa
Published: 1984
Place of publication: Sŏul Tʻŭkpyŏlsi
Language: kor
Number of pages: 164
Other titles: 4-wŏl esŏ 5-wŏl ro.