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ISBN 978-0415109116 .
2. FRIEDMAN, Milton The Methodology of Positive Economics. In Essays in Positive Economics. Chicago: Chicago University Press, 1966, pp. 3-16, 30-43.
ISBN 978-0226264035 .
3. HANDS, Wade D. Reflection without Rules: Economic Methodology and Contemporary Science Theory. Cambridge: Cambridge University Press, 2001. 492 p.
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4. SNOWDON, Brian and Howard R. VANE. Modern Macroeconomics: Its Origin, Development and Current State. New edition. Cheltenham: Edward Elgar Pub., 2005. 832 p.
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