@book{ BN00883746,
  author    = "Tumin, Melvin Marvin and 岡本, 英雄 ",
  title     = "社会的成層",
  publisher = "至誠堂",
  year      = "1969",
  series    = "現代社会学入門",
  number    = "8",
  URL       = "https://ci.nii.ac.jp/ncid/BN00883746"
}