Chʻesinbu ŭi ŏje wa onŭl
Subtitle: Yi Ki-yŏl chwadamjip
Edition: Chʻopʻan
Publisher: Simji
Published: 1987
Place of publication: Sŏul Tʻŭkpyŏlsi
Language: kor
Number of pages: 318
Subjects: Korea (South). Chʻoesinbu; Postal service; Korea (South); Telephone