Gardiner, P. (1959). Theories of history: Readings from classical and contemporary sources. Free Press.
Citação norma ChicagoGardiner, Patrick. Theories of History: Readings from Classical and Contemporary Sources. New York: Free Press, 1959.
Citação norma MLAGardiner, Patrick. Theories of History: Readings from Classical and Contemporary Sources. Free Press, 1959.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.