Keshkamat, V. (1975). Foreign exchange arithmetic. Vivek Pub.
Chicago-čujuhus (17. p.)Keshkamat, V. Foreign Exchange Arithmetic. Bombay: Vivek Pub, 1975.
MLA-čujuhus (9. p.)Keshkamat, V. Foreign Exchange Arithmetic. Vivek Pub, 1975.
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