@incollection{TorpeyTurner2017,
  author    = {John C. Torpey and Bryan S. Turner},
  title     = {Demography and social citizenship},
  booktitle = {The Transformation of Citizenship : Political Economy},
  number    = {1},
  isbn      = {978-1-138-67290-1 (print)},
  year      = {2017},
}