@article{721-007-00000-6,
      note = {Description based on: Dec. 1977; title from caption.},
      url = {http://library.usi.edu/record/137131},
      title = {List of classes of United States government publications  available for selection by depository libraries /},
      publisher = {The Supt. of Docs.,},
      number = {721-007-00000-6},
      recid = {137131},
      pages = {v. ;},
      address = {Washington, D.C. :},
}