Zaman, S., & Chowdhury, S. P. (2019). Services marketing and strategy of Ogilvy Bangladesh Communications Pvt Ltd. BRAC University.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रZaman, Shejuti, और Suman Paul Chowdhury. Services Marketing and Strategy of Ogilvy Bangladesh Communications Pvt Ltd. BRAC University, 2019.
एमएलए (8वां संस्करण) प्रशस्ति पत्रZaman, Shejuti, और Suman Paul Chowdhury. Services Marketing and Strategy of Ogilvy Bangladesh Communications Pvt Ltd. BRAC University, 2019.
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