APA (7th ed.) Zitazioa

Clark, G. Space, time and man: A prehistorian's view. Cambridge.

Chicago Style (17th ed.) Zitazioa

Clark, Grahame. Space, Time and Man: A Prehistorian's View. 1994: Cambridge.

MLA (9th ed.) Zitazioa

Clark, Grahame. Space, Time and Man: A Prehistorian's View. Cambridge.