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BADE, ROBIN, PARKIN, MICHAEL. (2015). ESSENTIAL FOUNDATIONS OF ECONOMICS (7). Harlow: Pearson Education Inc..

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BADE, ROBIN, PARKIN, MICHAEL. ESSENTIAL FOUNDATIONS OF ECONOMICS. 7 Harlow: Pearson Education Inc., 2015. Text.

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BADE, ROBIN, PARKIN, MICHAEL. ESSENTIAL FOUNDATIONS OF ECONOMICS. 7 Harlow: Pearson Education Inc., 2015. Text.

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BADE, ROBIN, PARKIN, MICHAEL. ESSENTIAL FOUNDATIONS OF ECONOMICS. 7 Harlow: Pearson Education Inc., 2015. Print.