Venugopal, K. a. R. Engineering Drawing + AutoCAD. New Age Books.
Chicago-čujuhus (17. p.)Venugopal, K and Raja. Engineering Drawing + AutoCAD. New Age Books.
MLA-čujuhus (9. p.)Venugopal, K and Raja. Engineering Drawing + AutoCAD. New Age Books.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.