@article{7483,
      author = {Copernicus, Nicolaus, and Duncan, A. M.},
      url = {http://library.usi.edu/record/7483},
      title = {Copernicus : on the revolutions of the heavenly spheres.  /},
      publisher = {David & Charles ;},
      recid = {7483},
      pages = { 328 p. :},
      address = {Newton Abboy [Eng.] :},
      year = {1976},
}