@manual{repository1847,
       publisher = {Prodi S2 MM},
           title = {4.5.3.2 Sertifikat pelatihan BNSP BDH},
            type = {Documentation},
          author = {Bambang, Dwi Hartono},
             url = {http://repository.uhamka.ac.id/id/eprint/1847/}
}