APA-ийн эшлэл(7 дахь хэвлэлт)

Whapples, D. (2015). Continual service improvement manager: Careers in IT service management. BCS.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Whapples, David. Continual Service Improvement Manager: Careers in IT Service Management. Wiltshire, England: BCS, 2015.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Whapples, David. Continual Service Improvement Manager: Careers in IT Service Management. BCS, 2015.