Kaplan, Louis, author
Duke Unipersity Press, 1995
Buku Teks
Goodwin, John, editor
Sage , 2012
Buku Teks
Krol, Ed, author
O`Reilly and Associates, 1992
Buku Teks
Lewes, George Henry, author
Cambridge University Press, 2013
eBooks
Tjetje Jusuf, author
Surungan, [Date of publication not identified]
Buku Teks