?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adissertation&rft.aufirst=Astari+Nur&rft.au=Rahmadani%2C+Astari+Nur&rft.aulast=Rahmadani&rft.date=31+October+2019&rft.degree=Bachelor&rft.title=Keanekaragaman+Jenis+Gastropoda+Kawasan+Pantai+Kapak+Tanjung+Labu+Kepulauan+Bangka+Belitung&rft.inst=Universitas+Prof.Dr.+Hamka