Leiden : Leiden University Press
Majalah, Jurnal, Buletin
Marwick, Arthur
London MacMillan 1992
Buku Teks
Lee, Ki-baik, author
Soul lechokok, 1984
Buku Teks
Zinn, Howard, author
HarperCollins Publishers, 2005
Buku Teks
Johnson, Elmer D., author
The Scarecrow Press, 1970
Buku Teks