Sloane, P. (2003). The leader's guide to lateral thinking skills: Powerful problem-solving techniques to ignite your team's potential. Kogan Page.
Lua i Stíl Chicago (17ú heag.)Sloane, Paul. The Leader's Guide to Lateral Thinking Skills: Powerful Problem-solving Techniques to Ignite Your Team's Potential. London ; Sterling, Va.: Kogan Page, 2003.
Lua MLA (8ú heag.)Sloane, Paul. The Leader's Guide to Lateral Thinking Skills: Powerful Problem-solving Techniques to Ignite Your Team's Potential. Kogan Page, 2003.
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