@book{ BD12463522,
  author    = "日本合唱指揮者協会",
  title     = "リーダーシャッツIV : 混声合唱のための",
  publisher = "カワイ出版",
  year      = "2023",
  URL       = "http://ci.nii.ac.jp/ncid/BD12463522"
}