Ha, Tae Hung
Yonsei University Press, 1986
Buku Teks SO
Ha, Tae Hung
Yonsei University Press, 1976
Buku Teks SO
edited with introductions, bibliographies, and notes by John Wilson Bowyer and John Lee Brooks
Appleton, 1938
Buku Teks SO
Schindler, Kurt
Hispanic institute in the United States, 1941
Buku Teks SO
Chang, Ha-Joon
Sidae ui Chang, 2007
Buku Teks