Keat, P. G., Young, P. K. Y., & Erfle, S. E. (2014). Managerial economics: Economic tools for today's decision makers (Seventh edition.). Pearson Education Limited.
Chicago Style aipamenaKeat, Paul G., Philip K. Y. Young, and Stephen E. Erfle. Managerial Economics: Economic Tools for Today's Decision Makers. Seventh edition. Boston: Pearson Education Limited, 2014.
MLA aipamenaKeat, Paul G., et al. Managerial Economics: Economic Tools for Today's Decision Makers. Seventh edition. Pearson Education Limited, 2014.
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