Saha, K., & Akhter, R. (2017). After sales service of Grameenphone Ltd. BRAC University.
Lua i Stíl Chicago (17ú heag.)Saha, Kisan, agus Rahma Akhter. After Sales Service of Grameenphone Ltd. BRAC University, 2017.
Lua MLA (8ú heag.)Saha, Kisan, agus Rahma Akhter. After Sales Service of Grameenphone Ltd. BRAC University, 2017.
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