00851nam a2200253 c 4500001001300000005001500013007000300028008004100031049002800072052001800100056001500118082001500133245009000148260004900238300002900287440003500316500007700351504002400428650004700452700005300499700001400552700001400566950001700580KMO20101789820180517172549ta100407s2004    ggkd          000   kor  0 lEM4765126lEM4765127c201a326.441b10-1  a326.4412501a384.6322100a보편적 역무로서의 공중전화 서비스 /d권기환,e김용철,e홍효진  a과천 :b정보통신정책연구원,c2004  a35 p. :b도표 ;c30 cm00aKISDI 이슈리포트 ;v04-22  aKISDI는 "Korea Information Strategy Development Institute"의 약어임  a참고문헌: p. 35 8a공중 전화[公衆電話]0KSH19980050781 a권기환,g權起煥,d1971-0KAC2015193034aut1 a김용철1 a홍효진1 a가격불명