@article{444207,
      note = {Prepared by the UNCTAD Central Statistics Section.},
      url = {http://digitallibrary.un.org/record/444207},
      title = {Monthly commodity price bulletin. Vol. 21, no. 5, May 2001  = Bulletin mensuel des prix des produits de base. Vol. 21,  no 5, mai 2001 = Boletín mensual de precios de productos  básicos. Vol. 21, no. 5, mayo 2001},
      publisher = {UN,},
      recid = {444207},
      pages = {iv, 18 p. :},
      address = {Geneva :. 2001-06},
      year = {2001},
      month = {Jun},
}