Ould, M. A. (1999). Managing software quality and business risk. John Wiley.
Lua i Stíl Chicago (17ú heag.)Ould, M. A. Managing Software Quality and Business Risk. Chichester, England: John Wiley, 1999.
Lua MLA (9ú heag.)Ould, M. A. Managing Software Quality and Business Risk. John Wiley, 1999.
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