@book{ BB19794192,
  author    = "Engel, Barbara Alpern and Martin, Janet",
  title     = "Russia in world history",
  publisher = "Oxford University Press",
  year      = "2015",
  series    = "The new Oxford world history / general editors, Bonnie G. Smith, Anand A. Yang",
  number    = "",
  URL       = "https://ci.nii.ac.jp/ncid/BB19794192"
}