@article{552-070-35671-1,
      note = {Distributed to some depository libraries in microfiche.},
      url = {http://library.usi.edu/record/341100},
      title = {Puerto Rico : hearing before the Committee on Energy and  Natural Resources, United States Senate, One Hundred Ninth  Congress, second session ... November 15, 2006.},
      publisher = {U.S. G.P.O. :},
      number = {552-070-35671-1},
      recid = {341100},
      pages = {iii, 155 p. ;},
      address = {Washington :},
      year = {2007},
}