Miguk ŭi sahoe kwahak
Subtitle: hoego wa chŏnmang
By: Ku Yŏng-nok pʻyŏn
Edition: Chʻopʻan
Publisher: Pagyŏngsa
Published: 1984
Place of publication: Sŏul Tʻŭkpyŏl-si
Language: kor
Number of pages: 446