@article{347657,
      note = {Prepared by the UNCTAD Central Statistical Section.},
      url = {http://digitallibrary.un.org/record/347657},
      title = {Monthly commodity price bulletin. Vol. 19, no. 8/9,  Aug./Sept. 1999 = Bulletin mensuel des prix des produits de  base. Vol. 19, no 8/9, août/sept. 1999 = Boletín mensual  de precios de productos básicos. Vol. 19, no. 8/9,  agosto/sept. 1999},
      publisher = {UN,},
      recid = {347657},
      pages = {iv, 18 p. :},
      address = {Geneva :. 1999-10},
      year = {1999},
      month = {Oct},
}