WRIGHT, P. H. (1989). Introduction To Engineering Paul H. Wright. John Wiley & Sons.
Lua i Stíl Chicago (17ú heag.)WRIGHT, Paul H. Introduction To Engineering Paul H. Wright. John Wiley & Sons, 1989.
Lua MLA (8ú heag.)WRIGHT, Paul H. Introduction To Engineering Paul H. Wright. John Wiley & Sons, 1989.
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