Lua APA (7ú heag.)
Drucker, P. F. (2005). The daily drucker: 366 days of insight and motivation for getting the rights things done. (ed.). Amsterdam.
Lua i Stíl Chicago (17ú heag.)
Drucker, Peter F. The Daily Drucker: 366 Days of Insight and Motivation for Getting the Rights Things Done. ed. Butterworth-Heinemann: Amsterdam, 2005.
Lua MLA (9ú heag.)
Drucker, Peter F. The Daily Drucker: 366 Days of Insight and Motivation for Getting the Rights Things Done. ed. Amsterdam, 2005.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.