Mansfield, E., & Donley, T. D. (2002). Study Guide and Casebook for Managerial Economics (5th ed.). W. W. Norton & Company, Inc.
Lua i Stíl Chicago (17ú heag.)Mansfield, Edwin, agus Thomas D. Donley. Study Guide and Casebook for Managerial Economics. 5th ed. New York: W. W. Norton & Company, Inc, 2002.
Lua MLA (9ú heag.)Mansfield, Edwin, agus Thomas D. Donley. Study Guide and Casebook for Managerial Economics. 5th ed. W. W. Norton & Company, Inc, 2002.
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