APA-viite (7. p.)
Barker, T. (2005). Leadership for results: Removing barriers to success for people, projects, and processes. ASQ Quality Press.
Chicago-viite (17. p.)
Barker, Tom. Leadership for Results: Removing Barriers to Success for People, Projects, and Processes. Milwaukee, Wisconsin: ASQ Quality Press, 2005.
MLA-viite (9. p.)
Barker, Tom. Leadership for Results: Removing Barriers to Success for People, Projects, and Processes. ASQ Quality Press, 2005.
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