Brown, D. W. (2005). The Black Book of Outsourcing. John wiley and sons.
Lua i Stíl Chicago (17ú heag.)Brown, Douglas; Wilson. The Black Book of Outsourcing. Hoboken: John wiley and sons, 2005.
Lua MLA (9ú heag.)Brown, Douglas; Wilson. The Black Book of Outsourcing. John wiley and sons, 2005.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.