Khan, S. S., & Ahmed, I. (2019). Proyash institute for special education and research center, Chittagong. BRAC University.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रKhan, Salima Sharmin, और Iftekhar Ahmed. Proyash Institute for Special Education and Research Center, Chittagong. BRAC University, 2019.
एमएलए (8वां संस्करण) प्रशस्ति पत्रKhan, Salima Sharmin, और Iftekhar Ahmed. Proyash Institute for Special Education and Research Center, Chittagong. BRAC University, 2019.
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