Gaya APA
Galtung, E, C, W, &, J.
(2007).
Handbook of Peace and Conflict Studies
.
London dan New York:
routledge.
Gaya MLA
Galtung, Ed., Charles, Webel, &, Johan.
"Handbook of Peace and Conflict Studies".
London dan New York:
routledge,
2007.
Text.