SHIGLEY. (2012). MECHANICAL ENGINEERING DESIGN (9TH ED.). TMH.
Lua i Stíl Chicago (17ú heag.)SHIGLEY. MECHANICAL ENGINEERING DESIGN. 9TH ED. NEW DELHI: TMH, 2012.
Lua MLA (9ú heag.)SHIGLEY. MECHANICAL ENGINEERING DESIGN. 9TH ED. TMH, 2012.
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