@article{685793,
      author = {Unger, Richard W.},
      url = {http://library.usi.edu/record/685793},
      title = {Shipping and economic growth 1350-1850/},
      publisher = {Brill,},
      recid = {685793},
      pages = {xix, 464 p. :},
      address = {Leiden ;},
      year = {2011},
}