Yŏkchu Sok samgang haengsilto / Chŏng U-yŏng, Yi Chŏng-il, Chŏng Sang-hunU-yŏng Chŏng · First published 2008Open the Tome
Chʻŏngjŏn Yi Sang-bŏm saphwajŏn, ilsi 1986-yŏn 1-wŏl 15--1-wŏl 20-il ; changjo Lotte MisulgwanKorea) Lotte Misulgwan (Pusan · First published 1986Open the Tome
Pʻahanjip ; Pohanjip ; Yŏgong pʻaesŏl / Yi Il-lo, Chʻoe Cha, Yi Che-hyŏn [chŏ] ; Yi Sang-bo yŏkIl-lo Yi · First published 1972Open the Tome