?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adissertation&rft.aulast=Sofyan+Pradika&rft.au=Sofyan+Pradika%2C+Laksono&rft.aufirst=Laksono&rft.date=2014&rft.inst=Universitas+Negeri+Yogyakarta&rft.degree=S1&rft.title=The+Effect+of+Student%E2%80%99s+Perception+On+Mechanic+Facility+and+The+Interest+On+Study+Achievement+Of+Subject+Weld+Basic+Practice+Grade+X+Of+Engineering+SMK+Muhammadiyah+Prambanan