1. African Economic Outlook. (2017). Trade policies and regional integration in Africa. Available from: https://read.oecd-ilibrary.org/development/african-economic-outlook-2017_aeo-2017-en#page74
2. African Economic Outlook. (2019). Integration for Africa’s economic prosperity. Available from: https://www.icafrica.org/en/knowledge-hub/article/african-economic-outlook-2019-362/#:~:text=African%20Economic%20Outlook%202019%20Description%20Africa%27s%20GDP%20growth,according%20to%20the%202019%20African%20Economic%20Outlook%20report
3. African Union. (2019). African Regional Integrated Report: Towards an integrated, prosperous and peaceful Africa. Available from: https://www.tralac.org/documents/resources/african-union/3163-2019-african-regional-integration-report-voices-of-the-recs-auc/file.html
4. African union Handbook. (2021). Arts, culture and heritage: Levers for building the Africa we want. Available from: https://au.int/en/handbook
5. Agbahoungba, L. S. W., & Biao, B. (2019). Trade Liberalisation and Economic Performance in the ECOWAS Zone: A Granger Causality Analysis. International Journal of Innovation and Applied Studies, 27(4), 979-988. Available from: https://www.researchgate.net/profile/Sam_Agbahoungba/publication/338863736_Trade_Liberalization_and_Economic_Performance_in_the_ECOWAS_Zone_A_Granger_Causality_Analysis/links/5e3034f392851c7f7f05e12f/Trade-Liberalization-and-Economic-Performance-in-the-ECOWAS-Zone-A-Granger-Causality-Analysis.pdf