References
- Jack Campanella, Principles of Quality Costs, ASQ Quality Press, 1999
- Henry Chesbrough and Jim Spohrer, Service Science, Communications of the ACM, Vol. 48, Issue 7(July 2006)
- Bill Curtis, William E. Hefley, Sally A. Miller, The People Capability Maturity Model, Addison Wesley, 2002
- Thomas E. Lah, Mastering Professional Services, 2005
- William L. Miller and Langdon Morris, Fourth Generation R&D, Wiley, 1999