@article{172912,
      note = {Distributed to some depository libraries in microfiche.},
      url = {http://library.usi.edu/record/172912},
      title = {Train derailments and toxic spills : hearing before the  Government Activities and Transportation Subcommittee of  the Committee on Government Operations, House of  Representatives, One Hundred Second Congress, first  session, October 3, 1991.},
      publisher = {U.S. G.P.O. :},
      recid = {172912},
      pages = {iv, 316 p. :},
      address = {Washington :},
      year = {1992},
}