@article{173534,
      url = {http://digitallibrary.un.org/record/173534},
      title = {Directory of chemical producers and products. Volume 3,  Chemical manufacturers' associations and related  organizations /},
      publisher = {UN,},
      recid = {173534},
      pages = {vii, 78 p.},
      address = {New York :. 1993},
      year = {1993},
}