@article{199152,
      author = {Porter, Roy,},
      url = {http://library.usi.edu/record/199152},
      title = {London, a social history /},
      publisher = {Harvard University Press,},
      recid = {199152},
      pages = {xv, 431 p. :},
      address = {Cambridge, Mass. :},
      year = {1995},
}