{
  "books" => [
    { "title" => "Rubyソースコード完全解説", "@isbn" => "4-8443-1721-0",
      "authors" => ["青木峰郎", "(監)まつもとゆきひろ"] },
    { "title" => "Ruby Way ～Ruby道への招待～",
      "authors" => ["Hal Fullton", "(訳)やまだあきら","(訳)鵜飼文敏"] },
    { "title" => "Ruby de XML",
      "authors" => ["須藤功平"] },
  ]
}