International Energy Agency, United Nations Development Programme, & ProQuest (Firm). (2008). Energy in the Western Balkans: The path to reform and reconstruction. OECD.
Παραπομπή σε μορφή Chicago (17η εκδ.)International Energy Agency, United Nations Development Programme, και ProQuest (Firm). Energy in the Western Balkans: The Path to Reform and Reconstruction. Paris: OECD, 2008.
Παραπομπή σε μορφή MLA (9th εκδ.)International Energy Agency, et al. Energy in the Western Balkans: The Path to Reform and Reconstruction. OECD, 2008.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.