Gaya APA

Omuran, G., Benton, B, C. (2012). Mastering AutoCAD 2013 and AutoCAD LT 2013 : Official Training Guide . Indianapolis: John Wiley & Sons, Inc..

Gaya MLA

Omuran, George., Benton, Brian, C.. "Mastering AutoCAD 2013 and AutoCAD LT 2013 : Official Training Guide". Indianapolis: John Wiley & Sons, Inc., 2012. Text.