APA-ийн эшлэл(7 дахь хэвлэлт)

Bello, O. (2013). Mobile telecommunication customer loyalty in Nigeria: Determining factors. Diplomica Verlag.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Bello, Olayiwola. Mobile Telecommunication Customer Loyalty in Nigeria: Determining Factors. Hamburg, Germany: Diplomica Verlag, 2013.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Bello, Olayiwola. Mobile Telecommunication Customer Loyalty in Nigeria: Determining Factors. Diplomica Verlag, 2013.