Omura, G. (1998). Mastering AutoCAD. BPB Publications.
Chicago Style aipamenaOmura, George. Mastering AutoCAD. New Delhi: BPB Publications, 1998.
MLA aipamenaOmura, George. Mastering AutoCAD. BPB Publications, 1998.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.