University for Peace. (2004). Peace and non-violent transformation on conflict: Study guide. University for Peace.
Chicago-referens (17:e uppl.)University for Peace. Peace and Non-violent Transformation on Conflict: Study Guide. San José, Costa Rica: University for Peace, 2004.
MLA-referens (9:e uppl.)University for Peace. Peace and Non-violent Transformation on Conflict: Study Guide. University for Peace, 2004.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.