Cohn, D. S. (1999). AutoCAD 14: The complete reference. Berkeley, Calif. Osborne: McGraw-Hill.
Trích dẫn kiểu ChicagoCohn, David S. AutoCAD 14: The Complete Reference. Berkeley, Calif. Osborne: McGraw-Hill, 1999.
MLA引文Cohn, David S. AutoCAD 14: The Complete Reference. Berkeley, Calif. Osborne: McGraw-Hill, 1999.
警告:这些引文格式不一定是100%准确.