@article{629004,
      note = {Anonymous. By Thomas Robert Malthus.},
      author = {Malthus, T.R.},
      url = {http://library.usi.edu/record/629004},
      title = {An essay on the principle of population, as it affects the  future improvement of society. With remarks on the  speculations of Mr. Godwin, M. Condorcet, and other writers  [electronic resource].},
      publisher = {printed for J. Johnson, in St. Paul's Church-Yard,},
      recid = {629004},
      pages = {[2],v,[1],ix,[1],396p. ;},
      address = {London :},
      year = {1798},
}