Dyfyniad APA

Singh, S. (2012). Beginning Google Sketchup for 3D Printing. Apress.

Dyfyniad Arddull Chicago

Singh, Sandeep. Beginning Google Sketchup for 3D Printing. Apress, 2012.

Dyfyniad MLA

Singh, Sandeep. Beginning Google Sketchup for 3D Printing. Apress, 2012.

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