Leach, J. A. (2006). AutoCAD 2007 instructor: A student guide to complete coverage of AutoCAD's commands and features. McGraw-Hill Higher Education.
Chicago-tyylinen lähdeviittausLeach, James A. AutoCAD 2007 Instructor: A Student Guide to Complete Coverage of AutoCAD's Commands and Features. McGraw-Hill Higher Education, 2006.
MLA-viiteLeach, James A. AutoCAD 2007 Instructor: A Student Guide to Complete Coverage of AutoCAD's Commands and Features. McGraw-Hill Higher Education, 2006.
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