@phdthesis{Sontag2012,
  author    = {Sontag, Bernd},
  title     = {Strategische Erfolgsfaktoren professioneller Sportorganisationen},
  publisher = {Springer Gabler},
  address   = {Wiesbaden},
  isbn      = {978-3-8349-3639-4},
  pages     = {451 S.},
  year      = {2012},
  language  = {de}
}