APA (7th ed.) Zitazioa
Gifford, J. (2013). 100 more great leadership: From successful leaders to managers around the world. Marshall Cavendish.
Chicago Style (17th ed.) Zitazioa
Gifford, Jonathan. 100 More Great Leadership: From Successful Leaders to Managers Around the World. Singapore: Marshall Cavendish, 2013.
MLA (9th ed.) Zitazioa
Gifford, Jonathan. 100 More Great Leadership: From Successful Leaders to Managers Around the World. Marshall Cavendish, 2013.
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