@article{179057,
      url = {http://digitallibrary.un.org/record/179057},
      title = {Codes for units of measure used in international trade :  draft revision of Recommendation No. 20.},
      publisher = {UN,},
      recid = {179057},
      pages = {131 p. :},
      address = {Geneva :. 1995-02-04},
      year = {1995},
      month = {Feb},
}