@article{336294,
      author = {Van Inwagen, Peter.},
      url = {http://library.usi.edu/record/336294},
      title = {Ontology, identity, and modality : essays in metaphysics  /},
      publisher = {Cambridge University Press,},
      recid = {336294},
      pages = {ix, 261 p. :},
      address = {Cambridge, U.K. ;},
      year = {2001},
}