Exchange RatesWorldmark Global Business and Economy Issues. Ed. Thomas Riggs. Vol. 2: Economy, Index. Farmington Hills, MI: Gale, 2015. p433-440.
Foreign ExchangeGVRL Everyday Finance: Economics, Personal Money Management, and Entrepreneurship. Vol. 1. Detroit: Gale, 2008. p221-223.
The Global EconomyUXL Civics. Rebecca Valentine. Vol. 3: US Foreign Policy and Global Affairs. Farmington Hills, MI: UXL, 2015. p491-539.
Money and Foreign Exchange MarketsDilip M. Nachane
Encyclopedia of India. Ed. Stanley Wolpert. Vol. 3. Detroit, MI: Charles Scribner's Sons, 2006. p150-152.