@book{689464,
  address    = {Helgoland},
  author     = {Mina Borchert and Ritva Århammar and Nils Århammar},
  edition    = {4},
  pages      = {175},
  publisher  = {Museum Helgoland},
  title      = {Wi lear Halunder / helgoländisches Lehrbuch},
  year       = {2011},
  hhtype     = {grammar_sketch},
  inlg       = {German [deu]},
  lgcode     = {Helgoland = Northern Frisian [frr]},
  macro_area = {Eurasia},
  src        = {hh}
}