@article{457013,
      url = {http://library.usi.edu/record/457013},
      title = {Sustainable agriculture and the environment in the humid  tropics [electronic resource] /},
      publisher = {National Academy Press,},
      recid = {457013},
      pages = {xv, 702 p. :},
      address = {Washington, D.C. :},
      year = {1993},
}