@unpublished{repository3122,
           title = {Data pengajaran Sistem Tenaga Elektrik},
            note = {Unpublished},
       publisher = {Rosalina},
             url = {http://repository.uhamka.ac.id/id/eprint/3122/},
          author = {Rosalina{,} S.T.{,} M.T., Rosalina}
}