✓

@Book{            book:403143,
  Author        = "Botha, Rudolf and Knight, Chris",
  date-added    = "2020-04-10 11:07:26 +0200",
  date-modified = "2020-04-10 11:07:26 +0200",
  ISBN          = "0199545855,9780199545858,0199545863,9780199545865",
  Keywords      = "linguistics and readme",
  Publisher     = "Oxford University Press, USA",
  Series        = "Studies in the Evolution of Language",
  Title         = "The Cradle of Language",
  URL           = "http://gen.lib.rus.ec/book/index.php?md5=839B735D1B9C05F539A0F94AF9DC8B3D",
  Year          = "2009",
  bdsk-url-1    = "http://gen.lib.rus.ec/book/index.php?md5=839B735D1B9C05F539A0F94AF9DC8B3D",
  File          = "The Cradle of Language - Rudolf Botha (0) (0) - a - a.pdf"
}

@Book{ book:403143, Author = "Botha, Rudolf and Knight, Chris", date-added = "2020-04-10 11:07:26 +0200", date-modified = "2020-04-10 11:07:26 +0200", ISBN = "0199545855,9780199545858,0199545863,9780199545865", Keywords = "linguistics and readme", Publisher = "Oxford University Press, USA", Series = "Studies in the Evolution of Language", Title = "The Cradle of Language", URL = "http://gen.lib.rus.ec/book/index.php?md5=839B735D1B9C05F539A0F94AF9DC8B3D", Year = "2009", bdsk-url-1 = "http://gen.lib.rus.ec/book/index.php?md5=839B735D1B9C05F539A0F94AF9DC8B3D", File = "The Cradle of Language - Rudolf Botha (0) (0) - a - a.pdf" }