Dates, D. (1993). Leadership: The art of delegation. Century business.
Lua i Stíl Chicago (17ú heag.)Dates, David. Leadership: The Art of Delegation. London: Century business, 1993.
Lua MLA (9ú heag.)Dates, David. Leadership: The Art of Delegation. Century business, 1993.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.