APA-viite (7. p.)
Walz, J. (2014). SPeak performance: Using the power of metaphors to communicate vision, motivate people, and lead your organization to success (First edition.). Business Expert Press.
Chicago-viite (17. p.)
Walz, Jim. SPeak Performance: Using the Power of Metaphors to Communicate Vision, Motivate People, and Lead Your Organization to Success. First edition. New York, New York (222 East 46th Street, New York, NY 10017): Business Expert Press, 2014.
MLA-viite (9. p.)
Walz, Jim. SPeak Performance: Using the Power of Metaphors to Communicate Vision, Motivate People, and Lead Your Organization to Success. First edition. Business Expert Press, 2014.
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