Dora Kostakopoulou, The Future Governance of Citizenship, United States and Canada, Cambridge University Press, 1994, pp. 13, 195 "The Cartography of Citizenship", and "Conclusion".
Engin F. Isin (co-editor), Bryan S. Turner (co-editor), Handbook of Citizenship Studies, Chapter 5—David Burchell—Ancient Citizenship and its Inheritors; Chapter 6—Rogers M. Smith—Modern Citizenship, London, Sage, 2002, pp. 89–104, 105, ISBN0-7619-6858-X.