@book{ BC03474666,
  author    = "情報通信振興会",
  title     = "総合無線通信士 : 法規・英語・地理編 : 第1級・第2級・第3級",
  publisher = "情報通信振興会",
  year      = "2020",
  series    = "無線従事者国家試験問題解答集",
  number    = "",
  URL       = "http://ci.nii.ac.jp/ncid/BC03474666"
}