Alam, W., & Mohiuddin, M. F. (2016). Standard operating procedure: Sales & marketing of The Westin Dhaka. BRAC University.
Lua i Stíl Chicago (17ú heag.)Alam, Walid, agus Md. Fazla Mohiuddin. Standard Operating Procedure: Sales & Marketing of The Westin Dhaka. BRAC University, 2016.
Lua MLA (8ú heag.)Alam, Walid, agus Md. Fazla Mohiuddin. Standard Operating Procedure: Sales & Marketing of The Westin Dhaka. BRAC University, 2016.
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