@article{181615,
      recid = {181615},
      title = {Respirators [microform]},
      publisher = {U.S. Environmental Protection Agency :},
      address = {[Washington, DC :},
      pages = {15 p. :},
      year = {1994},
      note = {Distributed to depository libraries in microfiche.},
      url = {http://library.usi.edu/record/181615},
}