@book{ BA47220263,
  author    = "United Nations Centre Against Apartheid and Aptheker, Herbert",
  title     = "W.E.B. du bois and the struggle against racism in the world",
  publisher = "United Nations Centre Against Apartheid",
  year      = "1983",
  URL       = "https://ci.nii.ac.jp/ncid/BA47220263"
}