Cita APA (7th ed.)
Berkeley, G. (2001). A New theory of vision. Electric Book Co..
Cita Chicago (17th ed.)
Berkeley, George. A New Theory of Vision. London: Electric Book Co., 2001.
Cita MLA (9th ed.)
Berkeley, George. A New Theory of Vision. Electric Book Co., 2001.
Atenció: Aquestes cites poden no estar 100% correctes.