George Washington University. Population Information Program\nGeorge Washington University. Department of Medical and Public Affairs. (1973). Population Reports. George Washington University, Department of Medical and Public Affairs.
Trích dẫn kiểu Chicago (xuất bản lần thứ 7)George Washington University. Population Information Program\nGeorge Washington University. Department of Medical and Public Affairs. Population Reports. Washington: George Washington University, Department of Medical and Public Affairs, 1973.
Trích dẫn kiểu MLA (xuất bản lần thứ 8)George Washington University. Population Information Program\nGeorge Washington University. Department of Medical and Public Affairs. Population Reports. George Washington University, Department of Medical and Public Affairs, 1973.
Cảnh báo: Các trích dẫn này có thể không phải lúc nào cũng chính xác 100%.