NAPOLEON BELLUA, Sam; CHARLES, Sebil,; JUDE, Bumbokuri. MEASURING THE EDUCATIONAL EFFICIENCY OF AREA DEVELOPMENT PROGRAMMES OF WORLD VISION GHANA-NORTHERN SECTOR. European Scientific Journal, ESJ, [S. l.], v. 9, n. 31, 2013. DOI: 10.19044/esj.2013.v9n31p%p. Disponível em: https://test.eujournal.org/index.php/esj/article/view/2071. Acesso em: 15 may. 2025.