COX, P. R. (1966). Demography 3rd ed (3rd ed.). University Press.
Cita Chicago (17th ed.)COX, Peter R. Demography 3rd Ed. 3rd ed. Cambridge, London: University Press, 1966.
Cita MLA (9th ed.)COX, Peter R. Demography 3rd Ed. 3rd ed. University Press, 1966.
Atenció: Aquestes cites poden no estar 100% correctes.