@article{635684,
      note = {Attributed to Perkins by Evans.},
      author = {Perkins, John,},
      url = {http://library.usi.edu/record/635684},
      title = {Theory of agency. Or, An essay on the nature, source and  extent of moral freedom In two parts. With occasional  observations and reflections. By a well-wisher to mankind.  [One line from Cicero]. [electronic resource] :},
      publisher = {Printed for and sold by John Perkins, bookseller in  Union-Street,},
      recid = {635684},
      pages = {iv,[1],6-43,[1]p. ;},
      address = {Boston :},
      year = {1771},
}