1. Project Management Institute (PMI). A Guide to the Project Management Body of Knowledge (PMBOK Guide). 6th ed. Newtown Square, Pennsylvania: Project Management Institute; 2017
2. Kerzner H. Project Management. 12th ed. Hoboken, NJ: John Wiley & Sons; 2017
3. Yornu IK, Ackah D. Examining project risk management challenges in Ghana. Project Management & Scientific Journal. 2019;1(3):27-39
4. Siswana B. Leadership and Governance in the South African Public Service: An Overview of the Public Finance Management System. Pretoria: University of Pretoria; 2019
5. National Treasury. Provincial Budgets and Expenditure Review Supplementary Book. 2021. Available from: https://www.treasury.gov.za/publications/igfr/2021/prov/2021%20PBER%20Supplementary%20book.pdf [Accessed on December 8, 2022]