@book{FroehlichLordSteinbissetal.2018,
  author    = {Elisabeth Fr{\"o}hlich and Sascha Lord and Kristina Steinbi{\"s} and Torsten Weber},
  title     = {Marketing : Theorie und Praxis},
  isbn      = {978-3-8252-4990-8},
  year      = {2018},
}