Bhuiyan, M. A. R., & Ahmed, N. (2019). Challenges of Dairy farms in Bangladesh: A study of selected small scale dairy farms at Birulia Union of Savar Upazila. BRAC University.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Bhuiyan, Md. Ataur Rahman, و Nasiruddin Ahmed. Challenges of Dairy Farms in Bangladesh: A Study of Selected Small Scale Dairy Farms at Birulia Union of Savar Upazila. BRAC University, 2019.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Bhuiyan, Md. Ataur Rahman, و Nasiruddin Ahmed. Challenges of Dairy Farms in Bangladesh: A Study of Selected Small Scale Dairy Farms at Birulia Union of Savar Upazila. BRAC University, 2019.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.