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@ebook{           Pirenneb,
  Author        = "Pirenne, Henri",
  date-added    = "2020-04-10 11:05:14 +0200",
  date-modified = "2020-04-10 11:05:14 +0200",
  Keywords      = "history",
  Publisher     = "Oxford University Press",
  Title         = "Medieval Cities: Their Origins and the Revival of Trade",
  Year          = "1969",
  File          = "Medieval Cities Their Origins and the Revival of Trade - Pirenne (0) (0) (0) - a - a - a.pdf",
  file-2        = "(Princeton Classics) Henri Pirenne, Michael McCormick-Medieval Cities\_ Their Origins and the Revival of Trade-Princeton University Press (2014) (0) - a - a - a.epub"
}

@ebook{ Pirenneb, Author = "Pirenne, Henri", date-added = "2020-04-10 11:05:14 +0200", date-modified = "2020-04-10 11:05:14 +0200", Keywords = "history", Publisher = "Oxford University Press", Title = "Medieval Cities: Their Origins and the Revival of Trade", Year = "1969", File = "Medieval Cities Their Origins and the Revival of Trade - Pirenne (0) (0) (0) - a - a - a.pdf", file-2 = "(Princeton Classics) Henri Pirenne, Michael McCormick-Medieval Cities_ Their Origins and the Revival of Trade-Princeton University Press (2014) (0) - a - a - a.epub" }