@article{407720,
      author = {McCann, James,},
      url = {http://library.usi.edu/record/407720},
      title = {Maize and grace Africa's encounter with a New World crop,  1500-2000 / [electronic resource] :},
      publisher = {Harvard University Press,},
      recid = {407720},
      pages = {xiii, 289 p. :},
      address = {Cambridge, MA :},
      year = {2005},
}