Yarwood A. Alf. (2010). Introduction to AutoCAD 2011: 2D and 3D Design. Amsterdam, Elsevier, 2010.
Cita Chicago (17th ed.)Yarwood A. Alf. Introduction to AutoCAD 2011: 2D and 3D Design. Amsterdam, Elsevier, 2010, 2010.
Cita MLA (9th ed.)Yarwood A. Alf. Introduction to AutoCAD 2011: 2D and 3D Design. Amsterdam, Elsevier, 2010, 2010.
Atenció: Aquestes cites poden no estar 100% correctes.