Fisher, I. (1961). Mathematical investigations in the theory of value and price (1892) Appreciation and interest (1896). Kelley.
Цитирование в стиле Чикаго (17-е изд.)Fisher, Irving. Mathematical Investigations in the Theory of Value and Price (1892) Appreciation and Interest (1896). New York: Kelley, 1961.
Цитирование MLA (9-е изд.)Fisher, Irving. Mathematical Investigations in the Theory of Value and Price (1892) Appreciation and Interest (1896). Kelley, 1961.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.