@article{401509,
      author = {Berg, Herbert.},
      url = {http://library.usi.edu/record/401509},
      title = {Method and theory in the study of Islamic origins  [electronic resource] /},
      publisher = {Brill,},
      recid = {401509},
      pages = {x, 401 p. ;},
      address = {Leiden ;},
      year = {2003},
}