APA-referens (7:e uppl.)

Heywood, A. (2015). Political Ideologies: An Introduction (5th.). Palgrave Macmillan.

Chicago-referens (17:e uppl.)

Heywood, Andrew. Political Ideologies: An Introduction. 5th. New York: Palgrave Macmillan, 2015.

MLA-referens (9:e uppl.)

Heywood, Andrew. Political Ideologies: An Introduction. 5th. Palgrave Macmillan, 2015.