Nicholson, N. (2013). The I of leadership: Strategies for seeing, being and doing. John Wiley & Sons, Ltd.. https://doi.org/10.1002/9781119208303
Παραπομπή σε μορφή Chicago (17η εκδ.)Nicholson, Nigel. The I of Leadership: Strategies for Seeing, Being and Doing. Chichester, West Sussex, United Kingdom: John Wiley & Sons, Ltd., 2013. https://doi.org/10.1002/9781119208303.
Παραπομπή σε μορφή MLA (8th εκδ.)Nicholson, Nigel. The I of Leadership: Strategies for Seeing, Being and Doing. John Wiley & Sons, Ltd., 2013. https://doi.org/10.1002/9781119208303.
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