@incollection{MackertTurner2017,
  author    = {J{\"u}rgen Mackert and Bryan S. Turner},
  title     = {Introduction},
  booktitle = {The Transformation of Citizenship : Volume 2 Boundaries of Inclusion and Exclusion},
  series    = {citizenship and its boundaries},
  number    = {2},
  isbn      = {978-1-138-67289-5 (print)},
  doi       = {10.4324/9781315562261},
  year      = {2017},
}