Bello, O. (2013). Mobile telecommunication customer loyalty in Nigeria: Determining factors. Diplomica Verlag.
Tohutoru Kātū Chicago (17th ed.)Bello, Olayiwola. Mobile Telecommunication Customer Loyalty in Nigeria: Determining Factors. Hamburg, Germany: Diplomica Verlag, 2013.
Tohutoro MLA (9th ed.)Bello, Olayiwola. Mobile Telecommunication Customer Loyalty in Nigeria: Determining Factors. Diplomica Verlag, 2013.
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