Stearns, D. L. (2011). Electronic value exchange: Origins of the VISA electronic payment system. Springer.
Cita Chicago (17th ed.)Stearns, David L. Electronic Value Exchange: Origins of the VISA Electronic Payment System. London: Springer, 2011.
Cita MLA (9th ed.)Stearns, David L. Electronic Value Exchange: Origins of the VISA Electronic Payment System. Springer, 2011.
Atenció: Aquestes cites poden no estar 100% correctes.