United Nations Department of Economic and Social Affairs Statistics Division. (2002). Handbook on training in civil registration and vital statistics systems. United Nations.
Trích dẫn kiểu Chicago (xuất bản lần thứ 7)United Nations Department of Economic and Social Affairs Statistics Division. Handbook on Training in Civil Registration and Vital Statistics Systems. New York: United Nations, 2002.
Trích dẫn kiểu MLA (xuất bản lần thứ 9)United Nations Department of Economic and Social Affairs Statistics Division. Handbook on Training in Civil Registration and Vital Statistics Systems. United Nations, 2002.
Cảnh báo: Các trích dẫn này có thể không phải lúc nào cũng chính xác 100%.