Cohn, D. S. (2000). Autocad 2000: The complete reference [ada CD]. McGraw-Hill.
Lua i Stíl Chicago (17ú heag.)Cohn, David S. Autocad 2000: The Complete Reference [ada CD]. McGraw-Hill, 2000.
Lua MLA (8ú heag.)Cohn, David S. Autocad 2000: The Complete Reference [ada CD]. McGraw-Hill, 2000.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.