Choi, Ki-yong
Hanguko kyokkwa chosa ui saengsong tongsaron
Hangukmunhwasa, 2009
Buku Teks
Choi, Seong-wu, 1958-
Hanguko haksupchayong omi, chosa sajon I
Communication Books, 2007
Buku Referensi
Chu, Gyong-hui, 1958-
Hangugo munbob kyoyukron : chosa rul taesang uro
Pijbook, 2009
Buku Teks
Mok, Chong-so
Hanguko munpomnon : piyoron chok kwanchom eso pon chosa wa omi ui hyongtae tongsaron
Teukpyolsi : Worin, 2003
Buku Teks
Lee, Hui-ja
Hangugo haksup haksupchayong omi, chosa sajon = (for Korean language learners) mother, investigating pre
Han Kook Munhwasa, 2006
Buku Referensi