Title: Koryŏ taemong hangjaeng kwa ch'uksŏng
Subjects: History, Fortification, Mongolian Invasions of Korea (1231-1270) fast (OCoLC)fst01353844, Mongolian Invasions of Korea (1231-1270) fast (OCoLC)fst01353844 (uri) http://id.worldcat.org/fast/fst01353844
Places: Korea
Time periods: Mongolian Invasions, 1231-1270, To 1500, Koryŏ period, 935-1392