Lea, J. (1989). Understanding and using AutoCAD. West Pub. Co..
Chicago Style (17th ed.) CitationLea, John. Understanding and Using AutoCAD. St. Paul, Minn.: West Pub. Co., 1989.
MLA (8th ed.) CitationLea, John. Understanding and Using AutoCAD. West Pub. Co., 1989.
Warning: These citations may not always be 100% accurate.