@unpublished{repository2869,
           title = {Pengmas: Audit halal Grand Life Science China},
            note = {Unpublished},
       publisher = {Universitas Muhammadiyah Prof. DR. HAMKA},
             url = {http://repository.uhamka.ac.id/id/eprint/2869/},
          author = {Sofyaningsih, Mira}
}