@article{175723,
      author = {Duignan, Peter. and Gann, Lewis H.,},
      url = {http://library.usi.edu/record/175723},
      title = {The United States and Africa : a history /},
      publisher = {Cambridge University Press ;},
      recid = {175723},
      pages = {xiv, 450 pages :},
      address = {Cambridge [Cambridgeshire] ;},
      year = {1984},
}