@book{HopfenbeckTeitscheid1994,
  author    = {Hopfenbeck, Waldemar and Teitscheid, Petra},
  title     = {{\"O}ko Strategien im Handel},
  edition   = {1. Auflage},
  publisher = {Moderne Industrie},
  address   = {Landsberg / Lech},
  isbn      = {3-478-23310-0},
  pages     = {397 S},
  year      = {1994},
  language  = {de}
}