@book{MenzelWehlmannHoenischetal.2009,
  author    = {Michael Menzel and Kerstin Wehlmann and Martin H{\"o}nisch and Susann Bergemann and Franziska M{\"u}cklich and Jasmin Ruge and Nanni Sumida and Anja Bieder and Stefanie Spreewald and J{\"o}rn Simon and Anika Freese and Janine Bormann and Henry Klinge and Jan-Christoph B{\"o}hme and Marion Fachini and Janine Guß and Susanne Sch{\"u}ler and Susanne Walter and Sandra Kaden and Matthias Kalus and Ronald Berg and Christine Pape},
  title     = {Freiheit im Mittelalter am Beispiel der Stadt},
  editor    = {Dagmar Klose and Marco Ladewig},
  isbn      = {978-3-940793-95-9},
  year      = {2009},
}