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by Rousseau, Jean-Jacques; Cress, Donald A.; Wootton, David
by Frieden, Jeffry A.; Lake, David A.; Broz, J. Lawrence
by Rousseau, Jean-Jacques; Betts, Christopher
by Rousseau, Jean Jacques; Masters, Roger D.; Masters, Judith R.
by Raymond, Daniel; Viano, Francesca L.
by Sreenath Majumder, Anuradha SenGupta
by Knut Wicksell
by Mill, John Stuart; Riley, Jonathan
by Gallagher, Kevin P.
by Ricardo, David