Lua APA (7ú heag.)
Portmann, J. (2010). Catholic culture in the USA: In and out of church. Continuum International Pub..
Lua i Stíl Chicago (17ú heag.)
Portmann, John. Catholic Culture in the USA: In and Out of Church. London ; New York: Continuum International Pub., 2010.
Lua MLA (9ú heag.)
Portmann, John. Catholic Culture in the USA: In and Out of Church. Continuum International Pub., 2010.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.