Grenville, J. A. S. (2005). A history of the world from the 20th to the 21st century. London / New York: Routledge / Taylor & Francis Group.
Trích dẫn kiểu ChicagoGrenville, John Asley Soames. A History of the World From the 20th to the 21st Century. London / New York: Routledge / Taylor & Francis Group, 2005.
Trích dẫn MLAGrenville, John Asley Soames. A History of the World From the 20th to the 21st Century. London / New York: Routledge / Taylor & Francis Group, 2005.
Cảnh báo: Các trích dẫn này có thể không phải lúc nào cũng chính xác 100%.