Heywood, A. (2015). Political Theory: An Introduction. Palgrave.
Chicago-čujuhus (17. p.)Heywood, Andrew. Political Theory: An Introduction. New York: Palgrave, 2015.
MLA-čujuhus (9. p.)Heywood, Andrew. Political Theory: An Introduction. Palgrave, 2015.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.