?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adissertation&rft.aulast=Lestari&rft.aufirst=Seftiana&rft.au=Lestari%2C+Seftiana&rft.degree=Skripsi&rft.title=Isolation+Of+Secondary+Metabolites+From+Red+Betel+Leaf+(Piper+Crocatum+Ruiz+%26+Pav)+With+Potential+As+Antibacterial+Against+Streptococcus+Mutans&rft.inst=Universitas+Pakuan&rft.date=August+2022