Karim, M. R., & Khan, N. A. (2018). Exploring cost reduction approaches and associated challenges towards value for money for the Bangladesh Railway. BARC University.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Karim, Md. Rezaul, و Niaz Ahmed Khan. Exploring Cost Reduction Approaches and Associated Challenges Towards Value for Money for the Bangladesh Railway. BARC University, 2018.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Karim, Md. Rezaul, و Niaz Ahmed Khan. Exploring Cost Reduction Approaches and Associated Challenges Towards Value for Money for the Bangladesh Railway. BARC University, 2018.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.