Παραπομπή σε μορφή APA (7η εκδ.)

Hume, D., & Popkin, R. H. (1998). Dialogues concerning natural religion: The posthumous essays of the immortality of the soul and of suicide. Hackett Publishing Company.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Hume, David, και Richard H. Popkin. Dialogues Concerning Natural Religion: The Posthumous Essays of the Immortality of the Soul and of Suicide. Indianopolis: Hackett Publishing Company, 1998.

Παραπομπή σε μορφή MLA (8th εκδ.)

Hume, David, και Richard H. Popkin. Dialogues Concerning Natural Religion: The Posthumous Essays of the Immortality of the Soul and of Suicide. Hackett Publishing Company, 1998.