APA-ийн эшлэл(7 дахь хэвлэлт)

Gentle Michael. (2002). CRM Project Management Handbook: Building realistic expectations and managing risk. Kongan Page Ltd.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Gentle Michael. CRM Project Management Handbook: Building Realistic Expectations and Managing Risk. London: Kongan Page Ltd, 2002.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Gentle Michael. CRM Project Management Handbook: Building Realistic Expectations and Managing Risk. Kongan Page Ltd, 2002.