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.
Lua i Stíl Chicago (17ú heag.)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.
Lua MLA (8ú heag.)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.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.