?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adissertation&rft.aulast=Diansa&rft.au=Diansa%2C+Atha+Angely&rft.aufirst=Atha+Angely&rft.inst=Universitas+Negeri+Padang&rft.date=June+2022&rft.degree=Bachelor%2FTugas+Akhir&rft.title=Analisis+Biaya+Operasional+Penambangan+Metode+Full+Costing+pada+Tambang+Bawah+Tanah+CV.+Tahiti+Coal+Sangkar+Puyuh%2C+Kecamatan+Talawi%2C+Kota+Sawahlunto