?url_ver=Z39.88-2004&rft_id=10.1109%2FWEEF.2017.8467114&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.au=Ng%2C+C.Y.&rft.aufirst=C.Y.&rft.aulast=Ng&rft.isbn=9781538615232&rft.title=Visualization+of+3D+Support+System+for+Civil+Engineering+Students&rft.date=2017&rft.genre=proceeding