Philippines. National Economic and Development Authority. (2000). Project development and evaluation manual. National Economic and Development Authority.
Παραπομπή σε μορφή Chicago (17η εκδ.)Philippines. National Economic and Development Authority. Project Development and Evaluation Manual. Pasig City: National Economic and Development Authority, 2000.
Παραπομπή σε μορφή MLA (9th εκδ.)Philippines. National Economic and Development Authority. Project Development and Evaluation Manual. National Economic and Development Authority, 2000.
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