@phdthesis{repository24469,
           title = {Perencanaan Metode Gross-Up PPH 21 atas Pegawai Tetap pada PT. Karvak Nusa Geomatika},
            year = {2016},
          school = {Universitas Muhammadiyah Prof. DR. HAMKA},
             url = {http://repository.uhamka.ac.id/id/eprint/24469/},
          author = {Hasanah, Uswatun}
}