Schwerdt, W. (2010). Pricing, Risk, and Performance Measurement in Practice. ELSEVIER.
Lua i Stíl Chicago (17ú heag.)Schwerdt, Wolfgang. Pricing, Risk, and Performance Measurement in Practice. ELSEVIER, 2010.
Lua MLA (8ú heag.)Schwerdt, Wolfgang. Pricing, Risk, and Performance Measurement in Practice. ELSEVIER, 2010.
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