@article{478718,
      note = {Seventh printing, 1995.},
      author = {Jaspers, Karl, and Grabau, Richard F.},
      url = {http://library.usi.edu/record/478718},
      title = {Philosophy of existence [electronic resource] /},
      publisher = {University of Pennsylvania Press,},
      recid = {478718},
      pages = {xxvii, 99 p.},
      address = {Philadelphia :},
      year = {1971},
}