@book{Buraczyński:2014,
  author    = "R. Buraczyński and T. Zuchewicz",
  title     = "Sprache als Schlüssel zur Zusammenarbeit, ISBN: 9788393953257",
  publisher = "Sandmedia",
  address   = "Zielona Góra",
  year      = "2014",
  pages     = "30",
}