Παραπομπή σε μορφή APA (7η εκδ.)

International Foundation for Electoral Systems (IFES)., United States Agency for International Development (USAID). (2011). Issues and challenges to dispute resolution under the PCOS automated election system. Libertas.

Παραπομπή σε μορφή Chicago (17η εκδ.)

International Foundation for Electoral Systems (IFES)., United States Agency for International Development (USAID). Issues and Challenges to Dispute Resolution Under the PCOS Automated Election System. Quezon City: Libertas, 2011.

Παραπομπή σε μορφή MLA (9th εκδ.)

International Foundation for Electoral Systems (IFES)., United States Agency for International Development (USAID). Issues and Challenges to Dispute Resolution Under the PCOS Automated Election System. Libertas, 2011.