@unpublished{repository6149,
           title = {Kompilasi Biokimia 3G/IIIG},
            note = {Unpublished},
       publisher = {Universitas Muhammadiyah Prof.DR.HAMKA},
             url = {http://repository.uhamka.ac.id/id/eprint/6149/},
          author = {Hanifah, Rahmi}
}