Sŏng p'ongnyŏk pŏmjoe ŭi ch'in'gojoe p'yeji e ttarŭn p'ihaeja poho naesirhwa pangan / Yi Sŭng-hyŏn, Pak Hang-mo, Kim Chŏng-hye chiŭmSŭng-hyŏn oe Yi · First published 2014Open the Tome