THE EFFECTIVENESS OF THE PREFERENCE POLICIES IN THE GHANAIAN PROCUREMENT LAW IN PROMOTING THE LOCAL CONSTRUCTION INDUSTRY. Journal of Construction Project Management and Innovation, [S. l.], v. 7, n. Supplement, p. 1859–1876, 2017. DOI: 10.36615/jcpmi.v7iSupplement.141. Disponível em: https://journals.uj.ac.za/index.php/JCPMI/article/view/141.. Acesso em: 17 jul. 2024.