?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adissertation&rft.aulast=Muhammad+Herdi+Maulana&rft.aufirst=-&rft.au=Muhammad+Herdi+Maulana%2C+-&rft.title=ANALISIS+STRATEGI+COPING+DALAM+MENGHADAPI+KECEMASAN+PADA+ATLET+BULUTANGKIS&rft.degree=S1&rft.inst=Universitas+Pendidikan+Indonesia&rft.date=27+August+2025