?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adissertation&rft.aufirst=Donna&rft.aulast=Gumalasari&rft.au=Gumalasari%2C+Donna&rft.inst=Universitas+Negeri+Padang&rft.title=Competitive+Activities+in+Prewriting+to+Develop+Student%E2%80%99s+Idea&rft.degree=Bachelor%2FSkripsi&rft.date=2008