Rudd, C. (2014). Problem manager: Careers in IT service management. BCS The Chartered Institute for IT.
Cita Chicago (17th ed.)Rudd, Colin. Problem Manager: Careers in IT Service Management. Swindon, [England]: BCS The Chartered Institute for IT, 2014.
Cita MLA (9th ed.)Rudd, Colin. Problem Manager: Careers in IT Service Management. BCS The Chartered Institute for IT, 2014.
Atenció: Aquestes cites poden no estar 100% correctes.