Choe, Yong Bom, author
Peipo Rodu, 2008
Buku Teks
Wallace, Catherine, author
1992
Buku Teks
Wallace, Catherine, author
Oxford University Press, 1993
Buku Teks
Jan Sinar Aritonang, Karel Steenbrink, editor
Brill, 2008
Buku Teks
Toynbee, Arnold J., author
Oxford University Press, 1948
Buku Teks