Stutely, R. (2003). Numbers guide: The essentials of business numeracy (5th ed.). Bloomberg Press.
Lua i Stíl Chicago (17ú heag.)Stutely, Richard. Numbers Guide: The Essentials of Business Numeracy. 5th ed. Princeton, N.j.: Bloomberg Press, 2003.
Lua MLA (9ú heag.)Stutely, Richard. Numbers Guide: The Essentials of Business Numeracy. 5th ed. Bloomberg Press, 2003.
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