@Book{3426660377,
  author = {Salamon, Julie},
  title  = {Der schönste Baum. Eine Weihnachtsgeschichte},

  year   = {2002},
  number = {},
  url    = {http://www.amazon.de/sch%C3%B6nste-Baum-Eine-Weihnachtsgeschichte/dp/3426660377},

  const  = {\ text}
}
@Book{3257226640,
  author = {Süskind, Patrick},
  title  = {Die Geschichte von Herrn Sommer},

  year   = {2000},
  number = {},
  url    = {http://www.amazon.de/Geschichte-Herrn-Sommer-Fiction-Poetry/dp/3257226640},

  const  = {\ text}
}
@Book{3522128001,
  author = {Ende, Michael},
  title  = {Die unendliche Geschichte},

  year   = {1979},
  number = {},
  url    = {http://www.amazon.de/Die-unendliche-Geschichte-Michael-Ende/dp/3522128001},

  const  = {\ text}
}