@unpublished{repository40161,
            note = {Unpublished},
           title = {0612240348\_FKM072},
       publisher = {Universitas Muhammadiyah Prof. DR. HAMKA},
             url = {http://repository.uhamka.ac.id/id/eprint/40161/},
          author = {Erlina Pudyastuti, Erlina}
}