@article{3933911,
      url = {http://digitallibrary.un.org/record/3933911},
      title = {The state of food and agriculture., 1969},
      publisher = {Food and Agriculture Organization of the United Nations,},
      recid = {3933911},
      pages = {ixi, 196 p. :},
      address = {Rome :. 1969},
      year = {1969},
}