(en) Robert Putman, « E Pluribus Unum : Diversity and Community in the Twenty-First Century – The 2006 Johan Skytte Prize Lecture », Scandinavian Political Studies, vol. 30, no 2, , p. 137-174 (DOI10.1111/j.1467-9477.2007.00176.x, lire en ligne, consulté le )
puttingourdifferencestowork.com
(en) Robert Putman, « E Pluribus Unum : Diversity and Community in the Twenty-First Century – The 2006 Johan Skytte Prize Lecture », Scandinavian Political Studies, vol. 30, no 2, , p. 137-174 (DOI10.1111/j.1467-9477.2007.00176.x, lire en ligne, consulté le )