Dreze, J., Hills, j., & Sen, A. (1991). Social security in developing countries. Clarendon Press ; Oxford University Press ; University Press Ltd..
Lua i Stíl Chicago (17ú heag.)Dreze, Jean, john Hills, agus Amartya Sen. Social Security in Developing Countries. Oxford, England : New York : Dhaka: Clarendon Press ; Oxford University Press ; University Press Ltd., 1991.
Lua MLA (8ú heag.)Dreze, Jean, et al. Social Security in Developing Countries. Clarendon Press ; Oxford University Press ; University Press Ltd., 1991.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.