Lewis, D. (1991). Technologies and transactions: A study of the interaction between new technology and agrarian structure in Bangladesh. Centre for Social Studies, Dhaka University.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Lewis, David. Technologies and Transactions: A Study of the Interaction Between New Technology and Agrarian Structure in Bangladesh. Dhaka, Bangladesh: Centre for Social Studies, Dhaka University, 1991.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Lewis, David. Technologies and Transactions: A Study of the Interaction Between New Technology and Agrarian Structure in Bangladesh. Centre for Social Studies, Dhaka University, 1991.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.