@article{3934243,
      url = {http://digitallibrary.un.org/record/3934243},
      title = {The state of food and agriculture., 1957},
      publisher = {Food and Agriculture Organization of the United Nations,},
      recid = {3934243},
      pages = {viii, 171 p. :},
      address = {Rome :. 1957},
      year = {1957},
}