Lua APA (7ú heag.)

Webber, R. E. (1982). Secular humanism: Threat and challenge. Zondervan.

Lua i Stíl Chicago (17ú heag.)

Webber, Robert E. Secular Humanism: Threat and Challenge. Michigan: Zondervan, 1982.

Lua MLA (9ú heag.)

Webber, Robert E. Secular Humanism: Threat and Challenge. Zondervan, 1982.

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