Standiford, K., & Standiford, D. (2006). Descriptive geometry: An integrated approach using AutoCAD (2nd ed.). Thomson Delmar Learning.
Dyfyniad Arddull ChicagoStandiford, Kevin, and Debrah Standiford. Descriptive Geometry: An Integrated Approach Using AutoCAD. 2nd ed. Africa: Thomson Delmar Learning, 2006.
Dyfyniad MLAStandiford, Kevin, and Debrah Standiford. Descriptive Geometry: An Integrated Approach Using AutoCAD. 2nd ed. Thomson Delmar Learning, 2006.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.