Hesselbein, F. (2013). Leader to leader. Jossey-Bass.
Cita Chicago (17th ed.)Hesselbein, Frances. Leader to Leader. San Francisco, California: Jossey-Bass, 2013.
Cita MLA (9th ed.)Hesselbein, Frances. Leader to Leader. Jossey-Bass, 2013.
Atenció: Aquestes cites poden no estar 100% correctes.