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Know what you don't know : how great leaders prevent problems before they happen
Roberto, Michael A., (2009)
The art of organisational problem solving : how to think about what we are doing in management
Kawalek, John Paul, (2006)
Forces for good : the six practices of high-impact nonprofits
Crutchfield, Leslie R., (2008)
Reaching the goal : how managers improve a services business using Goldratt's theory of constraints
Ricketts, John Arthur, (2008)
Theory of constraints in professional, scientific, and technical services
Ricketts, John Arthur, (2010)