Chŏngbohwa sahoe ŭi tojŏn
By: Kim Se-wŏn, Chʻu Kwang-yŏng kongpʻyŏnjŏ
Contributors: Chʻu, Kwang-yŏng
Edition: Chʻopʻan
Publisher: Muyŏk Kyŏngyŏngsa
Published: 1987
Place of publication: Sŏul Tʻŭkpyŏlsi
Language: kor
Number of pages: 339
Subjects: Social aspects; Telecommunication
Notes: Includes bibliographies and index.