Islam, I., & Ahmed, S. S. S. (2015). Overall Marketing strategies & presence of Digital marketing and its Impact in Brand communication. BRAC University.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Islam, Israful, و Syeda Shaherbanu Shahbazi Ahmed. Overall Marketing Strategies & Presence of Digital Marketing and Its Impact in Brand Communication. BRAC University, 2015.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Islam, Israful, و Syeda Shaherbanu Shahbazi Ahmed. Overall Marketing Strategies & Presence of Digital Marketing and Its Impact in Brand Communication. BRAC University, 2015.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.