Gaya APA
Learning AutoCad Civil 3D 2010. (2009).
San Rafael:
Autodesk.
Gaya Chicago
Learning AutoCad Civil 3D 2010.
.
San Rafael:
Autodesk,
2009.
Buku.
Gaya MLA
Learning AutoCad Civil 3D 2010.
.
San Rafael:
Autodesk,
2009.
Buku.
Gaya Turabian
Learning AutoCad Civil 3D 2010.
San Rafael:
Autodesk,
2009.
Buku.