"Retrospective: A Capitalist Road to Communism - Twenty Years After" Basic Income Studies, 1.1 (2006): -. Retrieved 26 May. 2013, from http://www.degruyter.com/view/j/bis.2006.1.1/issue-files/bis.2006.1.issue-1.xml

Retrospective: A Capitalist Road to Communism - Twenty Years After. Basic Income Studies (2006), 1(1), pp. -. Retrieved 26 May. 2013, from http://www.degruyter.com/view/j/bis.2006.1.1/issue-files/bis.2006.1.issue-1.xml

Retrospective: A Capitalist Road to Communism - Twenty Years After. Basic Income Studies. 2006. 1(1): -. Retrieved 26 May. 2013, from http://www.degruyter.com/view/j/bis.2006.1.1/issue-files/bis.2006.1.issue-1.xml