Keshkamat, V. (1975). Foreign exchange arithmetic. Vivek Pub.
Cita Chicago (17th ed.)Keshkamat, V. Foreign Exchange Arithmetic. Bombay: Vivek Pub, 1975.
Cita MLA (9th ed.)Keshkamat, V. Foreign Exchange Arithmetic. Vivek Pub, 1975.
Atenció: Aquestes cites poden no estar 100% correctes.