@book{Haack2004,
  author    = {Silke Haack},
  title     = {Zivildienststellen im Naturschutz},
  publisher = {Deutschland / Bundesamt f{\"u}r Naturschutz},
  address   = {Bonn},
  organization    = {Bundesamt f{\"u}r Naturschutz},
  pages     = {240 Seiten},
  year      = {2004},
  language  = {de}
}