Union de banques suisses. (1976). Prices and earnings around the globe: A comparison of purchasing power in 41 cities ([3rd. ed.].). Union Bank of Switzerland.
Chicago-referens (17:e uppl.)Union de banques suisses. Prices and Earnings Around the Globe: A Comparison of Purchasing Power in 41 Cities. [3rd. ed.]. Zurich: Union Bank of Switzerland, 1976.
MLA-referens (8:e uppl.)Union de banques suisses. Prices and Earnings Around the Globe: A Comparison of Purchasing Power in 41 Cities. [3rd. ed.]. Union Bank of Switzerland, 1976.
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