(1968). Geography of mankind. Wer-111.
Chicago Style (17. basım) AtıfGeography of Mankind. New York: Wer-111, 1968.
MLA (9th ed.) AtıfGeography of Mankind. Wer-111, 1968.
Uyarı: Bu alıntı herzaman %100 doğru olmayabilir..
(1968). Geography of mankind. Wer-111.
Chicago Style (17. basım) AtıfGeography of Mankind. New York: Wer-111, 1968.
MLA (9th ed.) AtıfGeography of Mankind. Wer-111, 1968.