Hangugo nengryeok siherom ilki
edited by Kim Chung Sil
Pagijong, 2007
 Buku Teks
Hangugo nengryeok siherom shiheom
Bagajeong, 2007
 Buku Teks
Sim, Jae Gi, 1938-
Hangugo uri mal uri gel. 2, uri mal baro ssugi
Chei aen Ssi, 2009
 Buku Teks
Choi, Ki-ho
Jo ongen gel olbaren gel ssegi sae gillajabi
Dongkwang Chulphansa, 2001
 Buku Teks
Lee, Jae Sung.
Gelssegirelwihan 4 chonmane gugochek
Delnyok, 2009
 Buku Teks