@book{
  author = "上田, 閑照(1926-)",
  title = "マイスター・エックハルト",
  year: 1983
  month: 10
  key = "Eckhart",
  key = "Meister Johannes(1260?〜1327)",
  publisher = "講談社",
  address = "東京",
  series = "人類の知的遺産 / 市井三郎 [ほか] 企画 ; 21",
  ISSN/ISBN = "9784061453210 [4061453211]",
}