Grabowski, R. (1998). Using AutoCAD release 14. Autodesk.
Lua i Stíl Chicago (17ú heag.)Grabowski, Ralph. Using AutoCAD Release 14. Albany, N.Y: Autodesk, 1998.
Lua MLA (9ú heag.)Grabowski, Ralph. Using AutoCAD Release 14. Autodesk, 1998.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.