Koehler, Robert
Seoul Selection, 2009
Buku Teks
written by Koean Cultural and Historical Survey Society ; translated by Jung Ha Yun
Korean, Dolbegae Publishers, 2007
Buku Referensi
Suh, Jai-sik, 1956
Hollym International Corp, 2006
Buku Referensi
Ilana Tan
Gramedia Pustaka Utama, 2022
Buku Teks
Dolbegae, 2007
Buku Referensi