Lua APA (7ú heag.)

Chappell, E. (2012). AutoCAD civil 3D essentials. John Wiley & Sons.

Lua i Stíl Chicago (17ú heag.)

Chappell, Eric. AutoCAD Civil 3D Essentials. Indianapolis: John Wiley & Sons, 2012.

Lua MLA (9ú heag.)

Chappell, Eric. AutoCAD Civil 3D Essentials. John Wiley & Sons, 2012.

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