Encyclopedia of violence, peace & conflict; Volume 1
editor-in-chief, Lester Kurtz
Academic Press, 1999
 Buku Referensi
Encyclopedia of violence, peace & conflict; Volume 3
editor-in-chief, Lester Kurtz
Academic Press, 1999
 Buku Referensi
Christie, Daniel J.
Peace, conflict, and violence
Prentice-Hall, 2001
 Buku Teks SO
Encyclopedia of television; Volume 2
edited by Horace Newcomb
Fitzroy Dearborn Publishers, 1997
 Buku Referensi
The Encyclopedia Americana : volume 2
Americana Corporation, 1977
 Buku Referensi