?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adissertation&rft.au=Jihan+Nur+Husna%2C+NIM.%3A+16710045&rft.aulast=Jihan+Nur+Husna&rft.aufirst=NIM.%3A+16710045&rft.degree=Skripsi&rft.date=18+August+2023&rft.title=HUBUNGAN+KEPERCAYAAN+DIRI+DAN+KECEMASAN+BERTANDING+TERHADAP+MENTAL+TOUGHNESS+ATLET+SEPAK+BOLA+DIY&rft.inst=UIN+SUNAN+KALIJAGA+YOGYAKARTA&rft.tpages=158