@book{
  author = "石沢, 芳次郎(1915-)",
  title = "21世紀を迎える日本と日本人 : 新しい出発のための自己点検",
  year: 1999
  month: 1
  key = "倫理学",
  publisher = "産業経済研究協会",
  address = "東京",
  series = "産経研シリーズ ; no. 63,64,65",
  ISSN/ISBN = " (上)",
  ISSN/ISBN = " (中)",
  ISSN/ISBN = " (下)",
}