Lua APA (7ú heag.)

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

Lua i Stíl Chicago (17ú heag.)

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

Lua MLA (9ú heag.)

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

Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.