Arguments for a Better World: Essays in Honor of Amartya Sen: Volume I: Ethics, Welfare, and Measurement. : Oxford University Press, 2008-12-04. Oxford Scholarship Online. 2009-05-01. Date Accessed 19 Jun. 2013 <http://www.oxfordscholarship.com/view/10.1093/acprof:oso/9780199239115.001.0001/acprof-9780199239115>.
(2008-12-04). Arguments for a Better World: Essays in Honor of Amartya Sen: Volume I: Ethics, Welfare, and Measurement. : Oxford University Press. Retrieved 19 Jun. 2013, from http://www.oxfordscholarship.com/view/10.1093/acprof:oso/9780199239115.001.0001/acprof-9780199239115.
Arguments for a Better World: Essays in Honor of Amartya Sen: Volume I: Ethics, Welfare, and Measurement. : Oxford University Press, 2008-12-04. http://www.oxfordscholarship.com/view/10.1093/acprof:oso/9780199239115.001.0001/acprof-9780199239115.
Basu K, Kanbur R. Arguments for a Better World: Essays in Honor of Amartya Sen: Volume I: Ethics, Welfare, and Measurement. Oxford University Press; 2008. http://www.oxfordscholarship.com/view/10.1093/acprof:oso/9780199239115.001.0001/acprof-9780199239115. Accessed June 19, 2013.