21-segi rŭl chihyang hanŭn changgi chŏllyak kyŏngyŏng kyehoek, 1990-2001.
Contributors: Hanʼguk Chŏnʼgi Tʻongsin Kongsa.
Publisher: Hanʼguk Chŏnʼgi Tʻongsin Kongsa
Published: 1990
Place of publication: [Seoul]
Language: kor
Number of pages: 682
Subjects: Hanʼguk Chŏnʼgi Tʻongsin Kongsa; Telecommunication -- Korea (South) -- Planning
Other titles: Changgi chŏllyak kyŏngyŏng kyehoek, 1990-2001.; Isibil segi rŭl chihyang hanŭn changgi chŏllyak kyŏngyŏng kyehoek, 1990-2001.