@book{BauerBudaeusGruebetal.2009,
  author    = {Hartmut Bauer and Dietrich Bud{\"a}us and Birgit Gr{\"u}b and Heribert Schmitz and Christoph Reichard and Thomas Mestwerdt and Ralf P. Schenke and Volker Schaedel and Peter Paffhausen},
  title     = {Verwaltungskooperation : Public Private Partnerships und Public Public Partnerships},
  editor    = {Hartmut Bauer and Christiane B{\"u}chner and Frauke Brosius-Gersdorf},
  isbn      = {978-3-940793-68-3},
  year      = {2009},
}