DUN & BRADSTREET INFORMATION SERVICE. (2007). FOREIGN EXCHANGE MARKETS. TATA MCGRAW-HILL PUBLISHING COMPANY.
Cita Chicago (17th ed.)DUN & BRADSTREET INFORMATION SERVICE. FOREIGN EXCHANGE MARKETS. NEW DELHI: TATA MCGRAW-HILL PUBLISHING COMPANY, 2007.
Cita MLA (9th ed.)DUN & BRADSTREET INFORMATION SERVICE. FOREIGN EXCHANGE MARKETS. TATA MCGRAW-HILL PUBLISHING COMPANY, 2007.
Atenció: Aquestes cites poden no estar 100% correctes.