An, Suk-gang
Na ru to sam chong sa
(Ju) Chang Jak gwa Bipyeong sa, 2003
Buku Teks
Kim, S-yong
Wa, Gae Ttong Cham Wida / Kim S-yong
Mun Hak Dong Ne, 2005
Buku Teks
Lee, Sang-Bae
Won nim eui Pan Gyol
Korea Min Jung , 1993
Buku Teks
Kim, Li-li
Nae Ireum eun Gae
Gangnam, 2006
Buku Teks
Kim, Jae-wok
Hanguk jollae donghwa level 1
Korean Language Plus, 2010
Multimedia