Lee, Haiyoung, author
Hollym, 2006
Buku Teks
Korean Language Plus, 2009
Buku Teks
The National Institute of the Korean Language & The International Korean Language Foundation, 2008
Buku Teks
Muhammad Ihsan, author
2015
UI - Makalah dan Kertas Kerja
Seung, Eun-oh, author
Darakwon, 2006
Buku Teks