@unpublished{repository32403,
           title = {File pengajaran Biosel 1B},
            note = {Unpublished},
       publisher = {Universitas Muhammadiyah Prof. Dr. HAMKA},
          author = {Rindita, Rindita},
             url = {http://repository.uhamka.ac.id/id/eprint/32403/}
}