Todd, J. A. (1949). The mechanism of exchange: A handbook of economics, currency, banking and foreign exchange (6th ed.). O.U.P..
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रTodd, John A. The Mechanism of Exchange: A Handbook of Economics, Currency, Banking and Foreign Exchange. 6th ed. Lond.: O.U.P., 1949.
एमएलए (8वां संस्करण) प्रशस्ति पत्रTodd, John A. The Mechanism of Exchange: A Handbook of Economics, Currency, Banking and Foreign Exchange. 6th ed. O.U.P., 1949.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.