Saha, K., & Akhter, R. (2017). After sales service of Grameenphone Ltd. BRAC University.
Chicago Style (17. basım) AtıfSaha, Kisan, ve Rahma Akhter. After Sales Service of Grameenphone Ltd. BRAC University, 2017.
MLA (8th ed.) AtıfSaha, Kisan, ve Rahma Akhter. After Sales Service of Grameenphone Ltd. BRAC University, 2017.
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