@unpublished{repository43241,
            note = {Unpublished},
       publisher = {Universitas Muhammadiyah Prof. DR. Hamka},
           title = {SERTIFIKAT PENGMASY 18 JAN 25},
             url = {http://repository.uhamka.ac.id/id/eprint/43241/},
          author = {Ahmad, kosasih}
}