Vertovec, Steven Socio-Cultural Diversity, MPI for the Study of Religious and Ethnic Diversity, Max Planck Society;
http://www.routledge.com/books/details/9780415486088/ (Publisher version)
Vertovec, S., & Baumann, G. (Eds.). (2011). Crises and transformations: challenges and futures. London [u.a.]: Routledge.