OWOSEKUN, Akinola A., and Festus C. NWANDULU. “6 - The Proposed Petrochemical Industry in Nigeria: Its Net Social Profitability and Domestic Resource Cost ”. Africa Development 9, no. 4 (November 14, 1984). Accessed June 30, 2024. https://journals.codesria.org/index.php/ad/article/view/3143.