@article{737155,
      recid = {737155},
      author = {Todesca, James J., and O'Callaghan, Joseph F.,},
      title = {The emergence of León-Castile, c. 1065-1500 essays  presented to J.F. O'Callaghan / [electronic resource] :},
      pages = {1 online resource (209 pages) :},
      url = {http://library.usi.edu/record/737155},
}