?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.aufirst=T.+Listyani+Retno&rft.aulast=Astuti&rft.au=Astuti%2C+T.+Listyani+Retno&rft.date=February+2022&rft.tpages=115&rft.isbn=978-623-02-4250-2&rft.btitle=Pengantar+Hidrogeologi&rft.genre=book