Singh, S. (2012). Beginning Google Sketchup for 3D Printing. Apress.
Style de citation ChicagoSingh, Sandeep. Beginning Google Sketchup for 3D Printing. Apress, 2012.
Style de citation MLASingh, Sandeep. Beginning Google Sketchup for 3D Printing. Apress, 2012.
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