(2014). SPeak performance: Using the power of metaphors to communicate vision, motivate people, and lead your organization to success / Jim Walz.
Lua i Stíl Chicago (17ú heag.)SPeak Performance: Using the Power of Metaphors to Communicate Vision, Motivate People, and Lead Your Organization to Success / Jim Walz. 2014.
Lua MLA (9ú heag.)SPeak Performance: Using the Power of Metaphors to Communicate Vision, Motivate People, and Lead Your Organization to Success / Jim Walz. 2014.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.