Gup Benton E. (2003). Investing Online. Blackwell Publishing.
Cita Chicago (17th ed.)Gup Benton E. Investing Online. USA: Blackwell Publishing, 2003.
Cita MLA (9th ed.)Gup Benton E. Investing Online. Blackwell Publishing, 2003.
Atenció: Aquestes cites poden no estar 100% correctes.