IT nŭn Han'guk ŭl ŏttŏk'e pyŏnhwa sik'inŭn'ga 21-segi megat'ŭrendŭ = How is Information Technology transforming Korea? : twenty-first-century megatrends Korea - Yi, Ji sun 1949-; Kim, Mun-jo; Im, Hyeog baeg 1952-; Ch'oe, Yang-su (Sŏul Taehakkyo ch'ulp'anbu, 2006)