Cita APA (7a ed.)

Scarpino, M. (2010). Automatic Sketchup: Creating 3-D Models in Ruby. Eclipse Engineering LLC.

Cita Chicago Style (17a ed.)

Scarpino, Matthew. Automatic Sketchup: Creating 3-D Models in Ruby. Hanover: Eclipse Engineering LLC, 2010.

Cita MLA (9a ed.)

Scarpino, Matthew. Automatic Sketchup: Creating 3-D Models in Ruby. Eclipse Engineering LLC, 2010.