Adair, J. (1997). Leadership skills. Universities Press.
Lua i Stíl Chicago (17ú heag.)Adair, John. Leadership Skills. Hyderabad: Universities Press, 1997.
Lua MLA (9ú heag.)Adair, John. Leadership Skills. Universities Press, 1997.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.