Chowdhury, A. S., & Ullah, G. M. S. (2014). Advertising philosophies practiced by Airtel Bangladesh Limited. BRAC University.
Čikaški stil citiranja (17. izdanje)Chowdhury, Aakib Sarwer, i G. M. Shafayet Ullah. Advertising Philosophies Practiced by Airtel Bangladesh Limited. BRAC University, 2014.
MLA način citiranja (8. izdanje)Chowdhury, Aakib Sarwer, i G. M. Shafayet Ullah. Advertising Philosophies Practiced by Airtel Bangladesh Limited. BRAC University, 2014.
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