Cita APA (7th ed.)
Fukuzawa, Y. (2009). An outline of a theory of civilization. Columbia University Press.
Cita Chicago (17th ed.)
Fukuzawa, Yukichi. An Outline of a Theory of Civilization. New York: Columbia University Press, 2009.
Cita MLA (9th ed.)
Fukuzawa, Yukichi. An Outline of a Theory of Civilization. Columbia University Press, 2009.
Atenció: Aquestes cites poden no estar 100% correctes.