Singh, S. (2012). Beginning Google Sketchup for 3D Printing. Apress.
Citación estilo ChicagoSingh, Sandeep. Beginning Google Sketchup for 3D Printing. Apress, 2012.
Cita MLASingh, Sandeep. Beginning Google Sketchup for 3D Printing. Apress, 2012.
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