Jouvenel, B. D. (1963). The pure theory of politics. London: Cambridge At The University Press.
Dyfyniad Arddull ChicagoJouvenel, Bertrand De. The Pure Theory of Politics. London: Cambridge At The University Press, 1963.
Dyfyniad MLAJouvenel, Bertrand De. The Pure Theory of Politics. London: Cambridge At The University Press, 1963.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.