Organisation for Economic Co-operation and Development. Development Co-operation Directorate & ProQuest (Firm). (2008). Development aid at a glance 2008: Statistics by region. OECD.
Παραπομπή σε μορφή Chicago (17η εκδ.)Organisation for Economic Co-operation and Development. Development Co-operation Directorate και ProQuest (Firm). Development Aid at a Glance 2008: Statistics by Region. Paris, France: OECD, 2008.
Παραπομπή σε μορφή MLA (9th εκδ.)Organisation for Economic Co-operation and Development. Development Co-operation Directorate και ProQuest (Firm). Development Aid at a Glance 2008: Statistics by Region. OECD, 2008.
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