Indexes to the collected works of / John Stuart Mill ; edited Jean O'Grady with John M. Robson. - Mill, John Stuart, 1806-1873. (OLS)http://pul/name/15219; Robson, John M. (OLS)http://pul/name/103111; O'Grady, Jean. (OLS)http://pul/name/103211 (Routledge, 1991)
Bibliografia in nota.