United Nations. Division of Public Administration and Development Management. (2005). Understanding knowledge societies: In twenty questions and answers with the index of knowledge societies. United Nations.
Trích dẫn kiểu Chicago (xuất bản lần thứ 7)United Nations. Division of Public Administration and Development Management. Understanding Knowledge Societies: In Twenty Questions and Answers with the Index of Knowledge Societies. New York: United Nations, 2005.
Trích dẫn kiểu MLA (xuất bản lần thứ 9)United Nations. Division of Public Administration and Development Management. Understanding Knowledge Societies: In Twenty Questions and Answers with the Index of Knowledge Societies. United Nations, 2005.
Cảnh báo: Các trích dẫn này có thể không phải lúc nào cũng chính xác 100%.