@article{93456,
      url = {http://digitallibrary.un.org/record/93456},
      title = {Oceania [cartographic material].},
      publisher = {UN,},
      recid = {93456},
      pages = {1 map ;},
      address = {[New York] :. 1990-04},
      year = {1990},
      month = {Apr},
}