@unpublished{repository17084,
           title = {SERTIFIKAT TEMILNAS IPS 2021},
            note = {Unpublished},
            year = {2021},
       publisher = {UNLAM BEKERJASAMA DENGAN IKATAN PSIKOLOGI SOSIAL},
             url = {http://repository.uhamka.ac.id/id/eprint/17084/},
          author = {TRESNAWATY, YULISTIN}
}