?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adissertation&rft.aulast=Hakim&rft.au=Hakim%2C+Ihsan&rft.aufirst=Ihsan&rft.inst=Universitas+Negeri+Padang&rft.date=6+August+2013&rft.degree=Diploma%2FTugas+Akhir&rft.title=Strategi+Pemasaran+Flexi+Pada+PT.+Telkom+Indonesia+Area+Consumer+Service+Sumatera+Barat