Grabowski, R. (1998). Using AutoCAD release 14. Autodesk.
Cita Chicago (17th ed.)Grabowski, Ralph. Using AutoCAD Release 14. Albany, N.Y: Autodesk, 1998.
Cita MLA (9th ed.)Grabowski, Ralph. Using AutoCAD Release 14. Autodesk, 1998.
Atenció: Aquestes cites poden no estar 100% correctes.