Yousuf, N. I., & Chowdhury, M. H. M. (2018). Operational activities of ground service in Biman Bangladesh Airlines Ltd. BRAC Univeristy.
Lua i Stíl Chicago (17ú heag.)Yousuf, Nayeem Ibn, agus Mr. Hasan Maksud Chowdhury. Operational Activities of Ground Service in Biman Bangladesh Airlines Ltd. BRAC Univeristy, 2018.
Lua MLA (8ú heag.)Yousuf, Nayeem Ibn, agus Mr. Hasan Maksud Chowdhury. Operational Activities of Ground Service in Biman Bangladesh Airlines Ltd. BRAC Univeristy, 2018.
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