✓

@Book{            book:806683,
  Author        = "Beekes, Robert S. P.",
  date-added    = "2020-04-10 11:07:26 +0200",
  date-modified = "2020-04-10 11:07:26 +0200",
  Edition       = "Second",
  ISBN          = "9027211868,9789027211866,9789027211859,9789027285003",
  Keywords      = "linguistics and indo-european language",
  Publisher     = "John Benjamins Publishing Company",
  Title         = "Comparative Indo-European Linguistics: An Introduction (2nd ed)",
  URL           = "http://gen.lib.rus.ec/book/index.php?md5=1F7382497C1149137A62EB7EB699D876",
  Year          = "2011",
  bdsk-url-1    = "http://gen.lib.rus.ec/book/index.php?md5=1F7382497C1149137A62EB7EB699D876",
  File          = "Comparative Indo-European Linguistics An Introduction (2nd ed) - (Revised, Michiel de Vaan) (0) (0) - a - a.pdf"
}

@Book{ book:806683, Author = "Beekes, Robert S. P.", date-added = "2020-04-10 11:07:26 +0200", date-modified = "2020-04-10 11:07:26 +0200", Edition = "Second", ISBN = "9027211868,9789027211866,9789027211859,9789027285003", Keywords = "linguistics and indo-european language", Publisher = "John Benjamins Publishing Company", Title = "Comparative Indo-European Linguistics: An Introduction (2nd ed)", URL = "http://gen.lib.rus.ec/book/index.php?md5=1F7382497C1149137A62EB7EB699D876", Year = "2011", bdsk-url-1 = "http://gen.lib.rus.ec/book/index.php?md5=1F7382497C1149137A62EB7EB699D876", File = "Comparative Indo-European Linguistics An Introduction (2nd ed) - (Revised, Michiel de Vaan) (0) (0) - a - a.pdf" }