Omura, G. (2005). Just enough AutoCAD 2006. Sybex.
Trích dẫn kiểu ChicagoOmura, George. Just Enough AutoCAD 2006. Sybex, 2005.
Deismireacht MLAOmura, George. Just Enough AutoCAD 2006. Sybex, 2005.
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