Rahman, M. A., & Ghani, M. A. (2017). The perspective of Net Promoter Score (NPS) in Grameenphone Ltd. BRAC University.
Lua i Stíl Chicago (17ú heag.)Rahman, Md. Ashikur, agus Mohammad Ariful Ghani. The Perspective of Net Promoter Score (NPS) in Grameenphone Ltd. BRAC University, 2017.
Lua MLA (8ú heag.)Rahman, Md. Ashikur, agus Mohammad Ariful Ghani. The Perspective of Net Promoter Score (NPS) in Grameenphone Ltd. BRAC University, 2017.
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