SHANNON R.E. (1980). ENGINEERING MANAGEMENT. JOHN WILEY & SONS.
Lua i Stíl Chicago (17ú heag.)SHANNON R.E. ENGINEERING MANAGEMENT. CANADA: JOHN WILEY & SONS, 1980.
Lua MLA (9ú heag.)SHANNON R.E. ENGINEERING MANAGEMENT. JOHN WILEY & SONS, 1980.
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