Johnson, N. (1991). AutoCAD: The complete reference (2nd ed.). Osborne McGraw-Hill.
Chicago Style (17th ed.) CitationJohnson, Nelson. AutoCAD: The Complete Reference. 2nd ed. Berkeley, Calif.: Osborne McGraw-Hill, 1991.
MLA (9th ed.) CitationJohnson, Nelson. AutoCAD: The Complete Reference. 2nd ed. Osborne McGraw-Hill, 1991.
Warning: These citations may not always be 100% accurate.