Grabowski, R. (1996). The illustrated AutoCAD quick reference: Release 13 for DOS (Third ed.). Albany: An International Thomson Company.
Chicago ZitierstilGrabowski, Ralph. The Illustrated AutoCAD Quick Reference: Release 13 for DOS. Third ed. Albany: An International Thomson Company, 1996.
MLA ZitierstilGrabowski, Ralph. The Illustrated AutoCAD Quick Reference: Release 13 for DOS. Third ed. Albany: An International Thomson Company, 1996.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.