APA aipamena

Wheatcroft, P. (2007). World class IT service delivery. British Computer Society.

Chicago Style aipamena

Wheatcroft, Peter. World Class IT Service Delivery. British Computer Society, 2007.

MLA aipamena

Wheatcroft, Peter. World Class IT Service Delivery. British Computer Society, 2007.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.