Cita APA (7a ed.)
Quigley, C. (1979). <The> Evolution of Civilizations: <An> Introduction to Historical Analysis (1. ed.). Liberty Press.
Cita Chicago Style (17a ed.)
Quigley, Carroll. <The> Evolution of Civilizations: <An> Introduction to Historical Analysis. 1. ed. Indianapolis: Liberty Press, 1979.
Cita MLA (9a ed.)
Quigley, Carroll. <The> Evolution of Civilizations: <An> Introduction to Historical Analysis. 1. ed. Liberty Press, 1979.
Precaución: Estas citas no son 100% exactas.