@article{406221,
      note = {On cover: IPCS, International Programme on Chemical  Safety.},
      url = {http://digitallibrary.un.org/record/406221},
      title = {Manganese and its compounds},
      publisher = {WHO,},
      recid = {406221},
      pages = {iv, 42 p.},
      address = {Geneva :. 1999},
      year = {1999},
}