Hossain, T., & Ahmed, M. S. (2019). Distribution process, challenges and ways to overcome such challenges for domestic category of Laugfs Gas Bangladesh Ltd. Brac University.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Hossain, Tanvir, و Md. Shamim Ahmed. Distribution Process, Challenges and Ways to Overcome Such Challenges for Domestic Category of Laugfs Gas Bangladesh Ltd. Brac University, 2019.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Hossain, Tanvir, و Md. Shamim Ahmed. Distribution Process, Challenges and Ways to Overcome Such Challenges for Domestic Category of Laugfs Gas Bangladesh Ltd. Brac University, 2019.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.