HUBBARD,R Glenn. (2008). Microeconomics (2nd. ed.). Pearson Prentice Hall.
Cita Chicago Style (17a ed.)HUBBARD,R Glenn. Microeconomics. 2nd. ed. Upper Saddle River: Pearson Prentice Hall, 2008.
Cita MLA (9a ed.)HUBBARD,R Glenn. Microeconomics. 2nd. ed. Pearson Prentice Hall, 2008.
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