Chapman, C. B., & Ward, S. (2012). How to manage project opportunity and risk: Why uncertainty management can be a much better approach than risk management : the updated and re-titled 3rd ed of Project risk management, processes, insights and technoiques (3rd ed.). Chichester, West Sussex ; Hoboken, NJ: Wiley.

Chapman, C. B., and Stephen Ward. How to Manage Project Opportunity and Risk: Why Uncertainty Management Can Be a Much Better Approach Than Risk Management : The Updated and Re-titled 3rd Ed of Project Risk Management, Processes, Insights and Technoiques. 3rd ed. Chichester, West Sussex ; Hoboken, NJ: Wiley, 2012.

Chapman, C. B., and Stephen Ward. How to Manage Project Opportunity and Risk: Why Uncertainty Management Can Be a Much Better Approach Than Risk Management : The Updated and Re-titled 3rd Ed of Project Risk Management, Processes, Insights and Technoiques. 3rd ed. Chichester, West Sussex ; Hoboken, NJ: Wiley, 2012.