Brown, W. S. (1995). Principles of microeconomics. West Pub. Co..
Lua i Stíl Chicago (17ú heag.)Brown, William S. Principles of Microeconomics. Minneapolis/St. Paul: West Pub. Co., 1995.
Lua MLA (8ú heag.)Brown, William S. Principles of Microeconomics. West Pub. Co., 1995.
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