Alam, W., & Mohiuddin, M. F. (2016). Standard operating procedure: Sales & marketing of The Westin Dhaka. BRAC University.
Čikaški stil citiranja (17. izdanje)Alam, Walid, i Md. Fazla Mohiuddin. Standard Operating Procedure: Sales & Marketing of The Westin Dhaka. BRAC University, 2016.
MLA način citiranja (8. izdanje)Alam, Walid, i Md. Fazla Mohiuddin. Standard Operating Procedure: Sales & Marketing of The Westin Dhaka. BRAC University, 2016.
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