?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adissertation&rft.aufirst=Irma&rft.aulast=Susanti&rft.au=Susanti%2C+Irma&rft.inst=Universitas+Negeri+Padang&rft.degree=Bachelor%2FSkripsi&rft.date=2012&rft.title=Helping+Students+to+Perform+A+Persuasive+Speech+on+Hortatory+Exposition+through+Written+Preparation