@unpublished{repository7669,
           title = {Mata Kuliah Praktikum Kimia Analisis Kelas IIIB/B2},
            note = {Unpublished},
       publisher = {Universitas Muhammadiyah Prof.DR.HAMKA},
             url = {http://repository.uhamka.ac.id/id/eprint/7669/},
          author = {Hanifah, Rahmi}
}