Hesselbein, F., & Cohen, P. M. (1999). Leader to leader: Enduring insights on leadership from the Drucker Foundation's award-winning journal. Jossey-Bass.
Lua i Stíl Chicago (17ú heag.)Hesselbein, Frances, agus Paul M. Cohen. Leader to Leader: Enduring Insights on Leadership from the Drucker Foundation's Award-winning Journal. San Francisco: Jossey-Bass, 1999.
Lua MLA (8ú heag.)Hesselbein, Frances, agus Paul M. Cohen. Leader to Leader: Enduring Insights on Leadership from the Drucker Foundation's Award-winning Journal. Jossey-Bass, 1999.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.