Oberdorfer, Don, author
Basic Books, 2001
Buku Teks
Kang, Man-Gil
Folkestone Global Oriental 2006
Buku Teks
Frederick A, Praeger; George Allen and Unwin Ltd., 1964
Buku Teks
Sage Publications,
Majalah, Jurnal, Buletin
Burickson, Sherwin, author
Philosophical Library, 1959
Buku Referensi