(1999). Benchmarking: An international journal. MCB University Press MCB University Press North America.
Lua i Stíl Chicago (17ú heag.)Benchmarking: An International Journal. Bradford, West Yorkshire, Cambridge, Mass: MCB University Press MCB University Press North America, 1999.
Lua MLA (9ú heag.)Benchmarking: An International Journal. MCB University Press MCB University Press North America, 1999.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.