Παραπομπή σε μορφή APA (7η εκδ.)

Arnold, C. E. (1992). Powers of darkness: A thoughtful, biblical look at an urgent challenge facing ... Inter-Varsity.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Arnold, Clinton E. Powers of Darkness: A Thoughtful, Biblical Look at an Urgent Challenge Facing ... Leicester: Inter-Varsity, 1992.

Παραπομπή σε μορφή MLA (9th εκδ.)

Arnold, Clinton E. Powers of Darkness: A Thoughtful, Biblical Look at an Urgent Challenge Facing ... Inter-Varsity, 1992.