1. Adams, W.M. (2006), “The future of sustainability: re‐thinking environment and development in the twenty‐first century”, IUCN Renowned Thinkers Meeting, IUCN, Gland, 29‐31 January.
2. Agyekum‐Mensah, G. (2012), “Defining contribution of effective project management: the necessary tool”, Proceeding of Fourth Annual RPC Conference, Nottingham, 18 May.
3. Association of Project Management (APM) (1995), APM Body of Knowledge (BoK), revised version 2, APM, High Wycombe.
4. Association of Project Management (APM) (2006), APM Body of Knowledge, 5th ed., APM, High Wycombe.
5. Ballard, G. and Howell, G. (2003), “Competing construction management”, Paradigms Proceedings of the ASCE Construction Research Congress, Hawaii, 19‐23 March.