@book{ BA87992115,
  author    = "西川, 秀和  and 池本, 克之 ",
  title     = "オバマ「勝つ話術、勝てる駆け引き」",
  publisher = "講談社",
  year      = "2008",
  URL       = "http://ci.nii.ac.jp/ncid/BA87992115"
}