@unpublished{repository7987,
          school = {uhamka},
           title = {uyt},
           month = {March},
            note = {Unpublished},
            year = {2021},
          author = {Iswahyudi, Iswahyudi and nenden, aprilia},
             url = {http://repository.uhamka.ac.id/id/eprint/7987/}
}