Cita APA (7th ed.)
O'Brien, T. J. (2013). Introduction to foreign exchange rates (First edition.). Business Expert Press.
Cita Chicago (17th ed.)
O'Brien, Thomas J. Introduction to Foreign Exchange Rates. First edition. New York, New York (222 East 46th Street, New York, NY 10017): Business Expert Press, 2013.
Cita MLA (9th ed.)
O'Brien, Thomas J. Introduction to Foreign Exchange Rates. First edition. Business Expert Press, 2013.
Atenció: Aquestes cites poden no estar 100% correctes.