APA citiranje

Quigley, C. (1961). The Evolution of Civilizations: An introduction to historical analysis. New York: Macmillan.

Trích dẫn kiểu Chicago

Quigley, Carroll. The Evolution of Civilizations: An Introduction to Historical Analysis. New York: Macmillan, 1961.

MLA citiranje

Quigley, Carroll. The Evolution of Civilizations: An Introduction to Historical Analysis. New York: Macmillan, 1961.

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