Hesselbein, F. (2013). Leader to leader. Jossey-Bass.
Lua i Stíl Chicago (17ú heag.)Hesselbein, Frances. Leader to Leader. San Francisco, California: Jossey-Bass, 2013.
Lua MLA (9ú heag.)Hesselbein, Frances. Leader to Leader. Jossey-Bass, 2013.
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