Leach, J. A. (2007). Autocad 2007 instructor: A student guide to complete coverage of autocad’s commands and features. McGraw-Hill Companies.
استشهاد بنمط شيكاغوLeach, James A. Autocad 2007 Instructor: A Student Guide to Complete Coverage of Autocad’s Commands and Features. McGraw-Hill Companies, 2007.
MLA استشهادLeach, James A. Autocad 2007 Instructor: A Student Guide to Complete Coverage of Autocad’s Commands and Features. McGraw-Hill Companies, 2007.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.