Fisher, I. (1954). The theory of interest as determined by impatience to spend income and opportunity to invest it. Kelley & Millman.
Lua i Stíl Chicago (17ú heag.)Fisher, Irving. The Theory of Interest as Determined by Impatience to Spend Income and Opportunity to Invest It. New York: Kelley & Millman, 1954.
Lua MLA (9ú heag.)Fisher, Irving. The Theory of Interest as Determined by Impatience to Spend Income and Opportunity to Invest It. Kelley & Millman, 1954.
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