Rudd, C. (2014). Problem manager: Careers in IT service management. BCS The Chartered Institute for IT.
Lua i Stíl Chicago (17ú heag.)Rudd, Colin. Problem Manager: Careers in IT Service Management. Swindon, [England]: BCS The Chartered Institute for IT, 2014.
Lua MLA (9ú heag.)Rudd, Colin. Problem Manager: Careers in IT Service Management. BCS The Chartered Institute for IT, 2014.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.