Puchta, Herbert
Cambridge University Press, 2012
Buku Teks
Hult, Christine A., author
2016
Buku Teks
edited with introduction by David Wright
Penguin Books, 1982
Buku Referensi
The Language Research Institute of Seoul National University ; written by Lee Sang-oak ... [et al]
Hollym, 1998
Buku Teks
The Language Research Institute of Seoul National University ; written by Lee Sang-aak ... [et al]
Hollym, 1999
Buku Teks