@article{722562,
      url = {http://digitallibrary.un.org/record/722562},
      title = {Report of the Economic and Social Council on the work of  its 50th and 51st sessions},
      publisher = {UN,},
      recid = {722562},
      pages = {xiii, 111 p. },
      address = {New York :. 1971},
      year = {1971},
}