@unpublished{repository30534,
           title = {Kuliah Kimia Analisis SKP 2023},
            note = {Unpublished},
       publisher = {Universitas Muhammadiyah Prof. DR HAMKA},
             url = {http://repository.uhamka.ac.id/id/eprint/30534/},
          author = {Hariyanti, Hariyanti}
}