Dale, M. (1999). Developing management skills: Techniques for improving learning and performance. Kogan Page.
Lua i Stíl Chicago (17ú heag.)Dale, Margaret. Developing Management Skills: Techniques for Improving Learning and Performance. London: Kogan Page, 1999.
Lua MLA (8ú heag.)Dale, Margaret. Developing Management Skills: Techniques for Improving Learning and Performance. Kogan Page, 1999.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.