CHELSON JOHN V. (2005). MANAGEMENT FOR ENGINEERS SCIENTISTS AND TECHNOGIST. JOHN WILEY AND SONS.
Lua i Stíl Chicago (17ú heag.)CHELSON JOHN V. MANAGEMENT FOR ENGINEERS SCIENTISTS AND TECHNOGIST. ENGLAND: JOHN WILEY AND SONS, 2005.
Lua MLA (9ú heag.)CHELSON JOHN V. MANAGEMENT FOR ENGINEERS SCIENTISTS AND TECHNOGIST. JOHN WILEY AND SONS, 2005.
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