Grabowski, R. (1996). The illustrated AutoCAD quick reference: Release 13 for Windows. Delmar.
Trích dẫn kiểu ChicagoGrabowski, Ralph. The Illustrated AutoCAD Quick Reference: Release 13 for Windows. Delmar, 1996.
MLA CitationGrabowski, Ralph. The Illustrated AutoCAD Quick Reference: Release 13 for Windows. Delmar, 1996.
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