Hesselbein, F. (1999). Leader to leader. Jossey Bass.
Lua i Stíl Chicago (17ú heag.)Hesselbein, Frances. Leader to Leader. Francisco: Jossey Bass, 1999.
Lua MLA (9ú heag.)Hesselbein, Frances. Leader to Leader. Jossey Bass, 1999.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.