D.Helsel Jay, & Jensen Cecil H. (2001). Engineering Drawing and Design, Workbook. American: McGraw -Hill.
Chicago Stili AlıntıD.Helsel Jay, ve Jensen Cecil H. Engineering Drawing and Design, Workbook. American: McGraw -Hill, 2001.
MLA AlıntıD.Helsel Jay, ve Jensen Cecil H. Engineering Drawing and Design, Workbook. American: McGraw -Hill, 2001.
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