Beeson, M., & Bisley, N. (2010). Issues in 21st century world politics. Palgrave Macmillan.
Lua i Stíl Chicago (17ú heag.)Beeson, Mark, agus Nick Bisley. Issues in 21st Century World Politics. Houndmills, Basingstoke, Hampshire, [England]: Palgrave Macmillan, 2010.
Lua MLA (9ú heag.)Beeson, Mark, agus Nick Bisley. Issues in 21st Century World Politics. Palgrave Macmillan, 2010.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.