@article{771,
      author = {Johnston, John F.,},
      url = {http://library.usi.edu/record/771},
      title = {Modern practice in crown and bridge prosthodontics},
      publisher = {Saunders,},
      recid = {771},
      pages = {xiii, 692 p.},
      address = {Philadelphia,},
      year = {1971},
}