Leake, J. M. (2013). Engineering design graphics sketching, modeling, and visualization. John Wiley & Sons.
Lua i Stíl Chicago (17ú heag.)Leake, James M. Engineering Design Graphics Sketching, Modeling, and Visualization. John Wiley & Sons, 2013.
Lua MLA (8ú heag.)Leake, James M. Engineering Design Graphics Sketching, Modeling, and Visualization. John Wiley & Sons, 2013.
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