BURKHART, F. N. (1991). Media Emergency Warnings And Citizen Response Ford N. Burkhart. Westview.
Chicago Style (17. basım) AtıfBURKHART, Ford N. Media Emergency Warnings And Citizen Response Ford N. Burkhart. Westview, 1991.
MLA (8th ed.) AtıfBURKHART, Ford N. Media Emergency Warnings And Citizen Response Ford N. Burkhart. Westview, 1991.
Uyarı: Bu alıntı herzaman %100 doğru olmayabilir..