Philippines. National Economic and Development Authority. (2000). Project development and evaluation manual. National Economic and Development Authority.
Chicago-referens (17:e uppl.)Philippines. National Economic and Development Authority. Project Development and Evaluation Manual. Pasig City: National Economic and Development Authority, 2000.
MLA-referens (9:e uppl.)Philippines. National Economic and Development Authority. Project Development and Evaluation Manual. National Economic and Development Authority, 2000.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.