Nicoll, William, author
Harvester Wheatsheaf, 1994
Buku Teks
edited by Mahlon Apgar
McGraw-Hill, 1976
Buku Teks
Headquarters of Saemual Undong, 1988
Buku Teks
Institute of Saemaul Studies, 1981
Buku Teks
Oberdorfer, Don, author
Basic Books, 2001
Buku Teks