@book{
  author = "専修大学社会科学研究所",
  title = "日本資本主義構造の研究",
  year: 1968
  month: 7
  key = "資本主義--日本",
  publisher = "未来社",
  address = "東京",
  series = "専修大学社会科学研究叢書 ; 1",
}