?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adissertation&rft.au=Gumelar%2C+Gina&rft.aufirst=Gina&rft.aulast=Gumelar&rft.date=2016&rft.inst=Universitas+Muhammadiyah+Prof.+Dr.+Hamka&rft.title=Kepuasan+Pelanggan+terhadap+Layanan+PT.+Eka+Sari+Lorena+(ESL+Express)&rft.degree=Bachelor