Clark, G. Space, time and man: A prehistorian's view. Cambridge.
Cita Chicago Style (17a ed.)Clark, Grahame. Space, Time and Man: A Prehistorian's View. 1994: Cambridge.
Cita MLA (9a ed.)Clark, Grahame. Space, Time and Man: A Prehistorian's View. Cambridge.
Precaución: Estas citas no son 100% exactas.