@unpublished{repository17839,
            year = {2022},
           title = {SERTIFIKAT CME MANAGEMENT OF GERD},
       publisher = {IDI},
            note = {Unpublished},
             url = {http://repository.uhamka.ac.id/id/eprint/17839/},
          author = {Agus Rahmadi, Agus}
}