@unpublished{eprints15280,
           month = {Oktober},
           title = {0743022019},
          school = {Universitas Lampung},
          author = {EKO SUGIHARTANTO 0743022019},
            year = {2013},
             url = {http://digilib.unila.ac.id/15280/},
        abstract = {0743022019}
}