@article{115534,
      recid = {115534},
      author = {Caldwell, Robert Craig, and Stallard, Richard E.},
      title = {A Textbook of preventive dentistry /},
      publisher = {Saunders,},
      address = {Philadelphia :},
      pages = {xii, 403 p. :},
      year = {1977},
      url = {http://library.usi.edu/record/115534},
}