Blais, S. (2012). Business analysis: Best practices for success. Wiley.
Lua i Stíl Chicago (17ú heag.)Blais, Steven. Business Analysis: Best Practices for Success. Hoboken, N.J.: Wiley, 2012.
Lua MLA (9ú heag.)Blais, Steven. Business Analysis: Best Practices for Success. Wiley, 2012.
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