Ahmed, S., & Islam, M. T. (2014). Analyze the customer satisfaction and management perception of Grameenphone; gap analysis in between the customer expectation and the management perception. BRAC University.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Ahmed, Shabbir, و Md. Tamzidul Islam. Analyze the Customer Satisfaction and Management Perception of Grameenphone; Gap Analysis in Between the Customer Expectation and the Management Perception. BRAC University, 2014.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Ahmed, Shabbir, و Md. Tamzidul Islam. Analyze the Customer Satisfaction and Management Perception of Grameenphone; Gap Analysis in Between the Customer Expectation and the Management Perception. BRAC University, 2014.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.