Quigley, C. (1979). The evolution of civilizations: An introduction to historical analysis. Indianapolis: Liberty Press.
Trích dẫn kiểu ChicagoQuigley, Carroll. The Evolution of Civilizations: An Introduction to Historical Analysis. Indianapolis: Liberty Press, 1979.
MLA引文Quigley, Carroll. The Evolution of Civilizations: An Introduction to Historical Analysis. Indianapolis: Liberty Press, 1979.
警告:這些引文格式不一定是100%准確.