@unpublished{repository3972,
            note = {Unpublished},
       publisher = {Universitas Muhammadiyah Prof. Dr. Hamka Jakarta},
           title = {SERTIFIKAT PESERTA KAJIAN RAMADHAN (INTERNAL FAKULTAS PSIKOLOI)},
             url = {http://repository.uhamka.ac.id/id/eprint/3972/},
          author = {TRESNAWATY, YULISTIN}
}