Sahoe kwahak yŏnʼgu ŭi nolli
Subtitle: chŏngchʻihak haengjŏnghak ŭl chungsim ŭro
By: Kang Sin-tʻaek chŏ.
Publisher: Pagyŏngsa
Published: 1981
Place of publication: Sŏul Tʻŭkpyŏlsi
Language: kor
Number of pages: 462