APA-viite (7. p.)

(1944). The case for Christianity / by C.S. Lewis. Published in England under the title "Broadcast talks.".

Chicago-viite (17. p.)

The Case for Christianity / by C.S. Lewis. Published in England Under the Title "Broadcast Talks.". 1944.

MLA-viite (9. p.)

The Case for Christianity / by C.S. Lewis. Published in England Under the Title "Broadcast Talks.". 1944.

Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.