Cox, P. R. (1959). Demography (3rd ed.).
Chicago Style aipamenaCox, Peter R. Demography. 3rd ed. 1959.
MLA aipamenaCox, Peter R. Demography. 3rd ed. 1959.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.
Cox, P. R. (1959). Demography (3rd ed.).
Chicago Style aipamenaCox, Peter R. Demography. 3rd ed. 1959.
MLA aipamenaCox, Peter R. Demography. 3rd ed. 1959.