Blackford, R. (2011). Freedom of religion and the secular state. Wiley-Blackwell.
Lua i Stíl Chicago (17ú heag.)Blackford, Russell. Freedom of Religion and the Secular State. Malden, MA: Wiley-Blackwell, 2011.
Lua MLA (9ú heag.)Blackford, Russell. Freedom of Religion and the Secular State. Wiley-Blackwell, 2011.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.