2007 (E Cheon Chil) Kyeong jae sin eo sa jeon Kim Jeong Bae...
Seoul: Maekyung Chul Pan, 2006
Buku Referensi
Lee, Nye-sun
Han Guk Go Jeon yeo seong Jak ga eui si se gye / Lee Nye Sun
I Hwa Yeo Ja Doe Hak Gyo Chul panbu, 2005
Buku Teks
2007 (E cheon chil) gae jeong pan, hyun dae si sa yong eo sa jeon = (2007 edition) Modern suggest Glossary
Seoul Donga il bo sa, 2006
Buku Referensi
Choi, Jun Shik
Hanguk-eui jonggyo munhwaro ingneunda
Sagyejeol, 2006
Buku Teks
Cho, Dong Il
Hanguk mon hak tong sa 1-4
Seoul Ji Sik San eob sa, 1991
Buku Teks