@book{Nicholson_1998,
  doi = {10.1007/978-1-349-26481-0},
  url = {http://dx.doi.org/10.1007/978-1-349-26481-0},
  year = {1998},
  publisher = {Springer Science $\mathplus$ Business Media},
  author = {Michael Nicholson},
  title = {{International Relations}},
}
