@unpublished{repository43926,
           title = {Sertifikat HKI Soy Wax sebagai Pengharum Ruangan},
            note = {Unpublished},
       publisher = {Universitas Muhammadiyah Prof. Dr. HAMKA},
             url = {http://repository.uhamka.ac.id/id/eprint/43926/},
          author = {Rindita, Rindita}
}