?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adissertation&rft.aulast=Yaldi&rft.au=Yaldi%2C+Jefri&rft.aufirst=Jefri&rft.inst=Universitas+Negeri+Padang&rft.date=8+April+2013&rft.degree=Diploma%2FTugas+Akhir&rft.title=Implementasi+Bauran+Pemasaran+Internet+Speedy+Pada+PT.+Telkom+Indonesia+Area+Sumatera+Barat