Onstott, S. (2013). Learning SketchUp (1st edition.). InfiniteSkills.
Cita Chicago Style (17a ed.)Onstott, Scott. Learning SketchUp. 1st edition. [S.I.]: InfiniteSkills, 2013.
Cita MLA (9a ed.)Onstott, Scott. Learning SketchUp. 1st edition. InfiniteSkills, 2013.
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