@article{3933758,
      url = {http://digitallibrary.un.org/record/3933758},
      title = {The state of food and agriculture., 1977,: World review;  Some factors affecting progress in food and agriculture in  developing countries; The state of natural resources and  the human environment for food and agriculture},
      publisher = {Food and Agriculture Organization of the United Nations,},
      recid = {3933758},
      pages = {[235] p. :},
      address = {Rome :. 1978},
      year = {1978},
}