@article{88726,
      note = {Supplemented by: "Evidence and methods, a supplement" (xi,  267 p. : ill. ; 22 cm.) published: Boston : Little, Brown,  1974.},
      author = {Fogel, Robert William. and Engerman, Stanley L.,},
      url = {http://library.usi.edu/record/88726},
      title = {Time on the cross : the economics of American Negro  slavery /},
      publisher = {Little, Brown,},
      recid = {88726},
      pages = {xviii, 286 p. :},
      address = {Boston :},
      year = {1974},
}