Robbins, S. (2005). Management (8th.). Prentice Hall.
Lua i Stíl Chicago (17ú heag.)Robbins, Stephen. Management. 8th. New Delhi: Prentice Hall, 2005.
Lua MLA (9ú heag.)Robbins, Stephen. Management. 8th. Prentice Hall, 2005.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.