Guko pyojun gujungkwa pyonjib giho kontens : Prinsiples of Korean Grammar and v.s Book Design contens
edited by Jon Yong-pyo
Siganemule, 2010
 Buku Teks
Guko saenghwal
by Lee Sam Hyong ... [and others]
Joongang kyoyook jin heung yeongooso, 2003
 Buku Teks
Ko, Yong-gun
Pyojun jungse kugo munbomnon
Jipmoondang, 2010
 Buku Teks
Nam, Gi-sim
Hyeondae Guko thongsaron
Thaehaksa, 2010
 Buku Teks
Lee, Jin-ho
Guko umun kyoyuk pyonchonsa
Pagijong Press, 2009
 Buku Teks