?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.au=Nugroho%2C+Sakti+Agung&rft.aulast=Nugroho&rft.aufirst=Sakti+Agung&rft.atitle=DIFFERENCE+OF+PHYSICAL+FITNESS+LEVEL+ON+SEVENTH%2C+EIGHTH%2C+AND+NINTH+GRADERS+OF+SMP+NEGERI+1+MUNGKID+IN+THE+ACADEMIC+YEAR+OF+2014%2F2015&rft.date=1+April+2015&rft.title=DIFFERENCE+OF+PHYSICAL+FITNESS+LEVEL+ON+SEVENTH%2C+EIGHTH%2C+AND+NINTH+GRADERS+OF+SMP+NEGERI+1+MUNGKID+IN+THE+ACADEMIC+YEAR+OF+2014%2F2015&rft.genre=article