"The Economists' Voice", 4.2 (2007): -. Retrieved 20 May. 2013, from http://www.degruyter.com/view/j/ev.2007.4.2/issue-files/ev.2007.4.issue-2.xml

The Economists' Voice (2007), 4(2), pp. -. Retrieved 20 May. 2013, from http://www.degruyter.com/view/j/ev.2007.4.2/issue-files/ev.2007.4.issue-2.xml

The Economists' Voice. 2007. 4(2): -. Retrieved 20 May. 2013, from http://www.degruyter.com/view/j/ev.2007.4.2/issue-files/ev.2007.4.issue-2.xml