Handbook of political theory edited by Gerald F. Gaus and Chandran Kukathas, 2004
History of political theory: an introduction (2nd ed.) by George Klosko, 2013
Introduction to political theory (3rd ed.) by John Hoffman and Paul Graham, 2015
Political ideologies: an introduction by Andrew Heywood, 2017
Politics: key concepts in philosophy by Iain Mackenzie, 2009
The oxford handbook of political theory edited by J.S Dryzek, B. Hong and A. Phillips, 2006
Thomas Hobbes's political theory: the elements of law, de Cive and Levithan by Deborah Baumgold, 2017