Παραπομπή σε μορφή APA (7η εκδ.)

Clark, S. (1997). Towards the edge of the universe: A review of modern cosmology. John Wiley & Sons ; Praxis Publishing.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Clark, Stuart. Towards the Edge of the Universe: A Review of Modern Cosmology. Chichester: John Wiley & Sons ; Praxis Publishing, 1997.

Παραπομπή σε μορφή MLA (8th εκδ.)

Clark, Stuart. Towards the Edge of the Universe: A Review of Modern Cosmology. John Wiley & Sons ; Praxis Publishing, 1997.