@unpublished{repository22747,
           title = {Modul Praktikum Kimia Organik 2},
       publisher = {Universitas Muhammadiyah Prof. DR HAMKA},
            note = {Unpublished},
             url = {http://repository.uhamka.ac.id/id/eprint/22747/},
          author = {Hariyanti, Hariyanti}
}