@unpublished{repository10643,
           title = {BAP, PRESENSI, NILAI BIOKIMIA KLS 2A DAN 2C},
            note = {Unpublished},
       publisher = {Universitas Muhammadiyah Prof. Dr. Hamka},
             url = {http://repository.uhamka.ac.id/id/eprint/10643/},
          author = {Fitri Yuniarti, M. Si}
}