@unpublished{repository52020,
            note = {Unpublished},
           title = {Buku Modul Pengantar Radiologi},
       publisher = {repository.uhamka.ac.id},
       booktitle = {Buku Modul Pengantar Radiologi},
          author = {Hafidz Muhammad Prodjokusumo, Hafidz},
             url = {http://repository.uhamka.ac.id/id/eprint/52020/}
}