Sŭmul ŭi hwayak naemsae
Subtitle: Pak Hae-su sijip
Edition: Chʻopʻan
Series: Onŭl sijip -- 13
Publisher: Onŭl
Published: 1990
Place of publication: Sŏul Tʻŭkpyŏlsi
Language: kor
Number of pages: 143