@article{131619,
      url = {http://digitallibrary.un.org/record/131619},
      title = {Draft manual on price and quantity indices : note /},
      publisher = {UN,},
      recid = {131619},
      pages = {2 p.},
      address = {Geneva :. 1991-09-13},
      year = {1991},
      month = {Sep},
}