Villareal, I. Z. (2000). Conflict resolution in Mindanao: A journey towards lasting peace. Philippine Graphic.
Čikaški stil citiranja (17. izdanje)Villareal, Ismael Z. "Conflict Resolution in Mindanao: A Journey Towards Lasting Peace." Philippine Graphic 2000.
MLA način citiranja (9. izdanje)Villareal, Ismael Z. "Conflict Resolution in Mindanao: A Journey Towards Lasting Peace." Philippine Graphic, 2000.
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