Omura, G. (1994). Mastering AutoCAD. BPB Pub..
Cita Chicago (17th ed.)Omura, George. Mastering AutoCAD. New Delhi: BPB Pub., 1994.
Cita MLA (9th ed.)Omura, George. Mastering AutoCAD. BPB Pub., 1994.
Atenció: Aquestes cites poden no estar 100% correctes.