Omura, G. (2004). Mastering AutoCAD 2005 and AutoCAD LT 2005. SYBEX.
Chicago Style (17th ed.) ZitazioaOmura, George. Mastering AutoCAD 2005 and AutoCAD LT 2005. San Francisco: SYBEX, 2004.
MLA (9th ed.) ZitazioaOmura, George. Mastering AutoCAD 2005 and AutoCAD LT 2005. SYBEX, 2004.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.