Sŭmat'ŭ sidae ch'aek iran muŏt in'ga
Subtitle: 2012 toksŏ ŭi hae kinyŏm simp'ojiŏm
By: Kungnip Chungang Tosŏgwan
Publisher: Kungnip Chungang Tosŏgwan
Published: 2012
Place of publication: Sŏul-si
Language: kor
Number of pages: 55