Wohlers, T. T. (2006). Applying AutoCAD 2006: (Student Edition). New York, NY: Glencoe/McGraw-Hill.
Dyfyniad Arddull ChicagoWohlers, Terry T. Applying AutoCAD 2006: (Student Edition). New York, NY: Glencoe/McGraw-Hill, 2006.
Dyfyniad MLAWohlers, Terry T. Applying AutoCAD 2006: (Student Edition). New York, NY: Glencoe/McGraw-Hill, 2006.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.