?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adissertation&rft.aufirst=Haferta&rft.aulast=Devanof&rft.au=Devanof%2C+Haferta&rft.inst=Universitas+Negeri+Padang&rft.title=An+Analysis+of+the+Third+Year+Students%E2%80%99+Grammatical+Ability+in+Changing+Statements+into+Exclamations%3A+A+Case+in+the+English+Department+of+Faculty+of+Languages%2C+Literature+and+Arts+of+State+University+of+Padang+in+Academic+Year+2008%2F2009&rft.degree=Bachelor%2FSkripsi&rft.date=2009