Hwanʼgyŏng konghae wa taechʻaek
By: Kwŏn Suk-pʻyo, Yun Myŏng-hŭi, Chŏng Yong.
Publisher: Yŏnse Taehak Konghae Yŏnʼguso
Published: 1979
Place of publication: Sŏul
Language: kor
Number of pages: 27