@article{414101,
      author = {Burlaeus, Gualterus, and Spade, Paul Vincent. and  Burlaeus, Gualterus,},
      url = {http://library.usi.edu/record/414101},
      title = {On the purity of the art of logic the shorter and the  longer treatises / [electronic resource] :},
      publisher = {Yale University Press,},
      recid = {414101},
      pages = {xxv, 323 p.},
      address = {New Haven :},
      year = {2000},
}